Anatomy Os, Is, Actions, Blood supply and innervation Flashcards
(500 cards)
1
Q
Vastus medialis origin
A
linea aspera and medial femoral diaphysis
2
Q
Vastus medialis nerve supply
A
femoral nerve (L2, L3, L4)
3
Q
Vastus medialis insertion
A
tibial tuberosity via patellar tendon
4
Q
Vastus medialis blood supply
A
femoral and deep femoral arteries
5
Q
Vastus medialis actions
A
prime mover for extending knee
6
Q
Vastus lateralis origin
A
greater trochanter, linea aspera and lateral diaphysis of femur
7
Q
Vastus lateralis Nerve Supply
A
femoral nerve (L2, L3, L4)
8
Q
Vastus lateralis insertion
A
tibial tuberosity via patellar tendon
9
Q
Vastus lateralis blood supply
A
femoral and deep femoral arteries
10
Q
Vastus lateralis actions
A
prime mover of extending knee
11
Q
Vastus intermedius origin
A
anterior and lateral femoral shaft
12
Q
Vastus intermedius nerve supply
A
femoral nerve (L2, L3, L4)
13
Q
Vastus intermedius insertion
A
tibial tuberosity via patellar tendon
14
Q
Vastus intermedius blood supply
A
femoral and deep femoral arteries
15
Q
Vastus intermedius actions
A
prime mover for extending knee
16
Q
triceps brachii nerve supply
A
radial nerve (C5, C6, C7, C8, T1)
17
Q
triceps brachii medial head origin
A
posterior humerus inferior to radial sulcus
18
Q
triceps brachii long head origin
A
infraglenoid tubercle of scapula
19
Q
triceps brachii lateral head origin
A
posterior humerus superior to radial sulcus
20
Q
triceps brachii insertion
A
ulnar olecranon
21
Q
triceps brachii blood supply
A
deep brachial and posterior humeral circumflex arteries
22
Q
triceps brachii actions
A
extend elbowlong head also extends and adducts shoulder
23
Q
Trapezius origin
A
occipital region and spines of C2-T12
24
Q
Trapezius nerve supply
A
spinal accessory nerve XI
25
Trapezius insertion
scapular spine, acromion, lateral clavicle
26
Trapezius blood supply
transerve cervical artery
27
Trapezius actions
elevates, depresses, retracts scapula and rotates scapular downi/o extends head/neck
28
Tibialis posterior origin
lateral to soleal line from lateral tibia to medial fibula
29
Tibialis posterior nerve supply
tibial nerve (L4, L5, S1, S2, S3)
30
Tibialis posterior insertion
plantar instep through medial malleolus sulcus
31
Tibialis posterior blood supply
posterior tibial artery
32
Tibialis posterior actions
inverts pes, plantarflexes ankle
33
tibialis anterior origin
anterior border, lateral tibia and interosseus membrane
34
tibialis anterior nerve supply
deep fibular nerve (L4, L5, S1)
35
tibialis anterior insertion
bottom of instep
36
tibialis anterior blood supply
anterior tibial artery
37
tibialis anterior actions
dorsiflexes ankle, inverts pes
38
Teres minor origin
axillar border of scapula
39
Teres minor nerve supply
axillary nerve
40
Teres minor insertion
posterior greater tubercle of humerus
41
Teres minor blood supply
circumflex scapular artery
42
Teres minor action
prime mover for externally rotating shoulder, helps adduct and extend shoulder
43
Teres major origin
inferior angle of scapula
44
Teres major nerve supply
lower subscapular nerve
45
Teres major insertion
medial lip of bicipital sulcus
46
Teres major blood supply
circumflex scapular artery
47
Teres major actions
adducts, extends and internally rotates shoulder
48
tensor fascia latae origin
lateral posterior iliac crest
49
tensor fascia latae nerve supply
superior gluteal nerve (L4, L5, S1)
50
tensor fascia latae insertion
anterior lateral tibial condyle via IT band (Gerty's tubercle)
51
tensor fascia latae blood supply
superior gluteal artery
52
tensor fascia latae actions
abducts, flexes and internally rotates hipaids in knee extension
53
Supraspinatus origin
supraspinatus fossa of scapula
54
Supraspinatus nerve supply
suprascapular nerve
55
Supraspinatus insertion
superior greater tubercle of humerus
56
Supraspinatus blood supply
suprascapular artery
57
Supraspinatus actions
abducts shoulder
58
Supinator origin
2 heads: anterior and posterior proxmial ulna, lateral epicondyle of humerus
59
Supinator nerve supply
median nerve (C6, C7, C8, T1)
60
Supinator insertion
wraps around proximal 1/3 of radius
61
Supinator blood supply
radial, ulnar, anterior interosseus arteries
62
Supinator actions
supinates antebrachium
63
Subscapularis origin
subscapular fossa
64
Subscapularis nerve supply
upper and lower subscapular nerves
65
Subscapularis insertion
lesser tubercle of anterior humerus
66
Subscapularis blood supply
subscapular artery
67
Subscapularis actions
prime mover for internally rotating shoulder, adducts and flexes shoulder
68
Subclavius origin
junction of 1st rib and costal cartilage
69
Subclavius nerve supply
subclavian nerve
70
Subclavius insertion
inferior central clavicle
71
Subclavius blood supply
thoracoacromial artery
72
Subclavius actions
depresses and protracts clavicle
73
Soleus origin
soleal line and superior fibula
74
Soleus nerve supply
tibial nerve (L4, L5, S1, S2, S3)
75
Soleus insertion
calcaneal tuberosity via achilles tendon
76
Soleus blood supply
posterior tibial artery
77
Soleus actions
plantarflexes ankle
78
Serratus anterior origin
anterolateral ribs 1-8
79
Serratus anterior nerve supply
long thoracic nerve
80
Serratus anterior insertion
anterior vertebral border of scapula
81
Serratus anterior blood supply
lateral thoracic artery
82
Serratus anterior actions
prime mover for protracting scapula, depresses scapula, rotates scapula upi/o expands ribcage
83
Semitendinosus origin
ischial tuberosity
84
Semitendinosus nerve supply
sciatic nerve (L4, L5, S1, S2, S3)
85
Semitendinosus insertion
superior anteromedial tibia
86
Semitendinosus blood supply
deep femoral artery
87
Semitendinosus actions
flexes knee and extends hip, internally rotates knee
88
Semimembranosus origin
ischial tuberosity
89
Semimembranosus nerve supply
sciatic nerve (L4, L5, S1, S2, S3)
90
Semimembranosus insertion
medial posterior tibial condyle
91
Semimembranosus blood supply
deep femoral artery
92
Semimembranosus actions
flexes knee and extends hip, internally rotates knee
93
Sartorius origin
anterior superior iliac spine
94
Sartorius nerve supply
femoral nerve (L2, L3, L4)
95
Sartorius insertion
superior anteromedial tibia
96
Sartorius blood supply
femoral and deep femoral arteries
97
Sartorius actions
externally rotates, abducts and flexes hip, flexes knee
98
Rhomboid minor origin
vertebral spines of C7-T1
99
Rhomboid minor nerve supply
dorsal scapular nerve
100
Rhomboid minor insertion
superior vertebral border of scapula
101
Rhomboid minor blood supply
dorsal scapular artery
102
Rhomboid minor actions
elevates, retracts and rotates scapula down
103
Rhomboid major origin
vertebral spines of T2-T5
104
Rhomboid major nerve supply
dorsal scapular nerve
105
Rhomboid major insertion
vertebral border of scapula
106
Rhomboid major blood supply
dorsal scapular artery
107
Rhomboid major actions
elevates, retracts and rotates scapula down
108
Rectus femoris origin
anterior inferior iliac spine
109
Rectus femoris nerve supply
femoral nerve (L2, L3, L4)
110
Rectus femoris insertion
tibial tuberosity via patellar tendon
111
Rectus femoris blood supply
femoral and deep femoral arteries
112
Rectus femoris actions
prime mover for extending knee; flexes hip
113
Quadratus plantae origin
calcaneal tuberosity
114
Quadratus plantae nerve supply
lateral plantar nerve (S2, S3)
115
Quadratus plantae insertion
tendons of flexor digitorum longus
116
Quadratus plantae blood supply
medial and lateral plantar arteries
117
Quadratus plantae actions
flexes digits II-V via flexor digitourum longus
118
Quadratus femoris origin
lateral ischial tuberosity
119
Quadratus femoris nerve supply
L4, L5, S1
120
Quadratus femoris insertion
quadrate tubercle of intertrochanteric crest
121
Quadratus femoris blood supply
superior and inferior gluteal arteries
122
Quadratus femoris actions
adducts and externally rotates hip
123
Pronator teres origin
ulnar coronoid process and common flexor tendon of medial epicondyle
124
Pronator teres nerve supply
median nerve (C6, C7, C8, T1)
125
Pronator teres insertion
lateral side of central radius
126
Pronator teres blood supply
radial, ulnar, and anterior interosseus
127
Pronator teres actions
pronates antebrachium and helps flex elbow
128
Pronator quadratus origin
distal anterior surface of ulna
129
Pronator quadratus nerve supply
median nerve
130
Pronator quadratus insertion
distal anterior surface of radius
131
Pronator quadratus blood supply
radial, ulnar, and anterior interosseus arteries
132
Pronator quadratus actions
pronating antebrachium
133
Popliteus origin
lateral femoral epicondyle
134
Popliteus nerve supply
tibial nerve (L4, L5, S1, S2, S3)
135
Popliteus insertion
popliteal line
136
Popliteus blood supply
posterior tibial artery
137
Popliteus actions
flexes and internally rotates kneei/o laterally rotates knee and retracts lateral meniscus
138
Plantaris origin
inferior lateral supracondylar line
139
Plantaris nerve supply
tibial nerve (L4, L5, S1, S2, S3)
140
Plantaris insertion
calcaneal tuberosity
141
Plantaris blood supply
posterior tibial artery
142
Plantaris actions
weakly plantarflexes ankle and flexes knee
143
Plantar interossei origin
diaphyses of metatarsals III-V
144
Plantar interossei nerve supply
lateral plantar nerve (S2, S3)
145
Plantar interossei insertion
proximal phalanges of digits III-V
146
Plantar interossei blood supply
medial and lateral plantar arteries
147
Plantar interossei actions
adducts digits III-V and flexes metatarsal-phalangeal joints III-V
148
Piriformis origin
anterior sacrum and sacrotuberous ligament
149
Piriformis nerve supply
S1, S2
150
Piriformis insertion
superior greater trochanter of femur
151
Piriformis blood supply
superior and inferior gluteal arteries
152
Piriformis actions
externally rotates hip and abducts hip
153
Pectoralis minor sternal head origin
sternum, costal cartilage 1-6
154
Pectoralis minor origin
ribs 3-5
155
Pectoralis minor nerve supply
medial pectoral nerve
156
Pectoralis minor insertion
coracoid process of scapula
157
Pectoralis minor blood supply
thoracoacromial artery
158
Pectoralis minor actions
depresses and protracts scapula, rotates scapula downi/o expands ribcage
159
Pectoralis major nerve supply
medial and lateral pectoral nerves
160
Pectoralis major insertion
lateral lip of bicipital sulcus of humerus
161
Pectoralis major clavicular head origin
proximal half of clavicle
162
Pectoralis major blood supply
thoracoacromial artery
163
Pectoralis major actions
prime mover for adducting and internally rotating shoulder; clavicular head flexes shoulderi/o expands ribcage
164
Pectineus origin
pectineal line of superior pubic ramus
165
Pectineus nerve supply
femoral nerve (L2, L3, L4)
166
Pectineus insertion
pectineal line of femur
167
Pectineus blood supply
femoral and deep femoral arteries
168
Pectineus actions
adducts and flexes hip, aids in internally rotation of hip
169
Palmaris longus origin
common flexor tendon of medial epicondyle of humerus
170
Palmaris longus nerve supply
median nerve (C6, C7, C8, T1)
171
Palmaris longus insertion
palmart aponeurosis and distal flexor retinaculum
172
Palmaris longus blood supply
radial, ulnar and anterior interosseus arteries
173
Palmaris longus actions
flexes carpus, aids in pronating antebrachium and flexing elbow
174
Palmaris brevis origin
ulnar side of flexor retinaculum/ palmar aponeurosis
175
Palmaris brevis nerve supply
ulnar nerve (C7, C8, T1)
176
Palmaris brevis insertion
ulnar side integument of hypothenar region
177
Palmaris brevis blood supply
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
178
Palmaris brevis actions
pulls the lateral hypothenar skin medially
179
Palmar interosseus origin
diaphyses of metacarpal II, IV and V
180
Palmar interosseus nerve supply
ulnar nerve (C7, C8, T1)
181
Palmar interosseus insertion
proximal phalanges of digits II, IV and V and extensor expansions
182
Palmar interosseus blood supply
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
183
Palmar interosseus actions
adducts digits II, IV and V, flexes McP joints and extend IP joints
184
Opponens pollicis origin
flexor retinaculum, scaphoid, and trapezium
185
Opponens pollicis nerve supply
recurrent branch of median nerve
186
Opponens pollicis insertion
length of metacarpal I diaphysis
187
Opponens pollicis blood supply
superficial and deep palmar arterial arches, metacarpal arteries and palmar digital arteries
188
Opponens pollicis actions
opposes pollex
189
Opponens digiti minimi insertion
along metacarpal V diaphysis
190
Opponens digit minimi origin
flexor retinaculum and hook of hamate
191
Opponens digit minimi nerve supply
ulnar nerve (C7, C8, T1)
192
Opponens digit minimi blood supply
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
193
Opponens digit minimi actions
opposes digit V
194
Obturator internus origin
internal rim of obturator foremen
195
Obturator internus nerve supply
L5, S1, S2
196
Obturator internus insertion
posterior medial greater trochanter
197
Obturator internus blood supply
superior and inferior gluteal arteries
198
Obturator internus actions
externally rotates and abducts hip
199
Obturator externus origin
external rim of obturator foremen
200
Obturator externus nerve supply
obturator nerve (L2, L3, L4)
201
Obturator externus insertion
trochanteric fossa of femur
202
Obturator externus blood supply
superior and inferior gluteal arteries
203
Obturator externus actions
adducts and externally rotates hip
204
Lumbricals origin
distal tendons of flexor digitorum profundus
205
Lumbricals nerve supply
median and ulnar nerves
206
Lumbricals insertion
extensor expansions of digits II-V
207
Lumbricals blood supply
superficial & deep palmar arterial arches, Mc arteries, palmar digital arteries
208
Lumbricals actions
flexes McP joints of digits II-V, extends IP joints of digits II-V
209
Levator scapulae origin
transverse processes of C1-C4
210
Levator scapulae nerve supply
dorsal scapular nerve
211
Levator scapulae insertion
superior angle of scapula
212
Levator scapulae blood supply
dorsal scapular artery
213
Levator scapulae actions
elevates scapular, rotates scapula downi/o laterally flexes neck
214
Latissimus dorsi origin
spines of T7-L5, superior sacrum and iliac crest
215
Latissimus dorsi nerve supply
thoracodorsal nerve
216
Latissimus dorsi insertion
scapular inferior angle and lateral lip of humeral lesser tubercle
217
Latissimus dorsi blood supply
thoracodorsal artery
218
Latissimus dorsi actions
prime mover for extending and adducting shoulder, internally rotates shoulder, rotates scapula down, depresses and retracts scapulai/o compresses ribcage
219
Infraspinatus origin
infraspinous fossa of scapula
220
Infraspinatus nerve supply
suprascapular nerve
221
Infraspinatus insertion
posterior greater tubercle of humberus
222
Infraspinatus blood supply
suprascapular artery
223
Infraspinatus actions
prime mover for externally rotating shoulder, helps adduct and extend shoulder
224
iliopsoas nerve supply
femoral nerve (L2, L3, L4)
225
iliopsoas insertion
lesser trochanter of femur
226
iliopsoas blood supply
femoral and deep femoral arteries
227
Iliopsoas Actions
prime mover for flexing hip; i/o flex and lateral flex lumbar vertebrae
228
Gracilis origin
inferior pubic body and inferior pubic ramus
229
Gracilis nerve supply
obturator nerve (L2, L3, L4)
230
Gracilis insertion
superior anteromedial tibia
231
Gracilis blood supply
femoral and deep femoral arteries
232
Gracilis actions
adducts and internal rotates hipflexes and internal rotates knee
233
Gluteus minimus origin
inferior ala of posterior ilium
234
Gluteus minimus nerve supply
superior gluteal nerve (L4, L5, S1)
235
Gluteus minimus insertion
anterior greater trochanter
236
Gluteus minimus blood supply
superior gluteal artery
237
Gluteus minimus actions
extends, abducts and externally rotates hip
238
Gluteus medius origin
superior ala of posterior ilium
239
Gluteus medius nerve supply
superior gluteal nerve (L4, L5, S1)
240
Gluteus medius insertion
anterior and lateral greater trochanter
241
Gluteus medius blood supply
superior gluteal artery
242
Gluteus medius actions
flexes, abducts and internally rotates hip
243
Gluteus maximus origin
medial posterior ilium, sacrum, coccyx and sacrotuberous ligament
244
Gluteus maximus nerve supply
inferior gluteal nerve (L5, S1, S2)
245
Gluteus maximus insertion
gluteal tuberosity of femus and anterior lateral tibial condyle via IT band
246
Gluteus maximus blood supply
inferior gluteal nerv
247
Gluteus maximus actions
prime mover for powerfully extending hip, externally rotates hip and adducts hipabducts hip and extends knee via IT band
248
Gemellus superior origin
ischial spine
249
Gemellus superior nerve supply
L5, S1, S2
250
Gemellus superior insertion
posterior medial greater trochanter (with obturator internus)
251
Gemellus superior blood supply
superior and inferior gluteal arteries
252
Gemellus superior actions
externally rotates and abducts hip
253
Gemellus inferior origin
superior ischial tuberosity
254
Gemellus inferior nerve supply
L4, L5, S1
255
Gemellus inferior insertion
posterior medial greater trochanter (with obturator internus)
256
Gemellus inferior blood supply
superior and inferior gluteal arteries
257
Gemellus inferior actions
externally rotates and abducts hip
258
Gastrocnemius origin
posterior medial and lateral femoral condyles
259
Gastrocnemius nerve supply
tibial nerve (L4, L5, S1, S2, S3)
260
Gastrocnemius insertion
calcaneal tuberosity via achilles tendon
261
Gastrocnemius blood supply
posterior tibial artery
262
Gastrocnemius actions
plantarflexes ankle, flexes knee
263
Flexor pollicis longus origin
central anterior radius and interosseus membrane
264
Flexor pollicis longus nerve supply
median nerve (C6, C7, C8, T1)
265
Flexor pollicis longus insertion
base of distal phalanx of pollex
266
Flexor pollicis longus blood supply
radial, ulnar, and anterior interosseus arteries
267
Flexor pollicis longus actions
flexes carpus and flexes pollex
268
Flexor pollicis brevis origin
flexor retinaculum, scaphoid, & trapezium
269
Flexor pollicis brevis nerve supply
recurrent branch of median nerve
270
Flexor pollicis brevis insertion
basal sides of prox phalanx of pollex
271
Flexor pollicis brevis blood supply
superficial & deep palmar arterial arches, Metacarpal arteries, palmar digital artery
272
Flexor pollicis brevis actions
flexes pollex
273
flexor hallucis longus origin
posterior fibular diaphysis
274
flexor hallucis longus nerve supply
tibial nerve (L4, L5, S1, S2, S3)
275
flexor hallucis longus insertion
distal hallucal phalanx through sustentaculum tali sulcus
276
flexor hallucis longus blood supply
posterior tibial artery
277
flexor hallucis longus actions
flexes hallux, plantarflexes ankle and inverts pes
278
Flexor hallucis brevis origin
base of metatarsal I and cuboid
279
Flexor hallucis brevis nerve supply
medial plantar nerve (S2, S3)
280
Flexor hallucis brevis insertion
proximal phalanx of hallux
281
Flexor hallucis brevis blood supply
medial and lateral plantar arteries
282
Flexor hallucis brevis actions
flexes hallux
283
Flexor digitorum superficialis origin
medial epicondyle of humerus, coronoid process of ulna, across to superior half of lateral radius
284
Flexor digitorum superficialis nerves
median nerve (C6, C7, C8, T1)
285
Flexor digitorum superficialis insertion
sides of middle phalanges of digit II-V
286
Flexor digitorum superficialis blood supply
radial, ulnar and anterior interosseus arteries
287
Flexor digitorum superficialis actions
flexes carpus, flexes digits II-V, aids in flexing elbow
288
Flexor digitorum profundus origin
anterior and lateral ulnar diaphysis and interosseus membrane
289
Flexor digitorum profundus nerve supply
median and ulnar nerves
290
Flexor digitorum profundus insertion
distal phalanges of digits II-V
291
Flexor digitorum profundus blood supply
radial, ulnar, and anterior interosseus arteries
292
Flexor digitorum profundus actions
flexes digits II-V and flexes carpus
293
Flexor digitorum longus origin
middle posterior tibia
294
Flexor digitorum longus nerve supply
tibial nerve (L4, L5, S1, S2, S3)
295
Flexor digitorum longus insertion
distal phalanges of digits II-V through
296
Flexor digitorum longus blood supply
posterior tibial artery
297
Flexor digitorum longus actions
flexes digits II-V, plantarflexes ankle, inverts pes
298
Flexor digitorum brevis origin
calcaneal tuberosity
299
Flexor digitorum brevis nerve supply
medial plantar nerve (S2, S3)
300
Flexor digitorum brevis insertion
middle phalanges of digits II-V
301
Flexor digitorum brevis blood supply
medial and lateral plantar arteries
302
Flexor digitorum brevis actions
flexes digits II-V
303
Flexor digiti minimi origin (hand)
flexor retinaculum and hook of hamate
304
Flexor digiti minimi origin
base of metatarsal V
305
Flexor digiti minimi nerve supply (hand)
ulnar nerve (C7, C8, T1)
306
Flexor digiti minimi nerve supply
lateral plantar nerve (S2, S3)
307
Flexor digiti minimi insertion (hand)
base of proximal phalanx of digit V
308
Flexor digiti minimi insertion
proximal phalanx of digit V
309
Flexor digiti minimi blood supply (hand)
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
310
Flexor digiti minimi blood supply
medial and lateral plantar arteries
311
Flexor digiti minimi actions (hand)
flexes digit V
312
Flexor digiti minimi actions
flexes digit V
313
Flexor carpi ulnaris origin
posterior ulna and common flexor tendon of medial epicondyle
314
Flexor carpi ulnaris nerve supply
ulnar nerve (C7, C8, T1)
315
Flexor carpi ulnaris insertion
pisiform, hamate hook and base of metacarpal V
316
Flexor carpi ulnaris blood supply
radial, ulnar and anterior interosseus arteries
317
Flexor carpi ulnaris actions
flexes carpus, adducts carpus and aids in flexing elbow
318
Flexor carpi radialis origin
common flexor tendon of medial epicondyle of humerus
319
Flexor carpi radialis nerve supply
median nerve (C6, C7, C8, T1)
320
Flexor carpi radialis insertion
bases of metacarpal II and III
321
Flexor carpi radialis blood supply
radial, ulnar and anterior interosseus arteries
322
Flexor carpi radialis actions
flexes, abducts carpus, aids in pronating antebrachium and flexing elbow
323
Fibularis tertius origin
inferior portion of extensor digitor longus
324
Fibularis tertius nerve supply
deep fibular nerve (L4, L5, S1)
325
Fibularis tertius insertion
metatarsal V tuberosity
326
Fibularis tertius blood supply
anterior tibial artery
327
Fibularis tertius actions
everts pes and dorsiflexes ankle
328
Fibularis longus origin
fibular head and superior lateral diaphysis
329
Fibularis longus nerve supply
superficial fibular nerve (L5, S1, S2)
330
Fibularis longus insertion
base of metatarsal I through lateral malleoulus sulcus and calcaneal sulcus
331
Fibularis longus blood supply
fibular artery
332
Fibularis longus actions
plantarflexes ankle and everts pes
333
Fibularis brevis origin
inferior lateral fibular diaphysis
334
Fibularis brevis nerve supply
superficial fibular nerve (L5, S1, S2)
335
Fibularis brevis insertion
metatarsal V tuberosity through lateral malleolus sulcus and calcaneal sulcus
336
Fibularis brevis blood supply
fibular artery
337
Fibularis brevis actions
plantarflexes ankle and everts pes
338
Extensor pollicis longus origin
middle posterior ulna and interosseus membrane
339
Extensor pollicis longus nerve supply
deep radial nerve
340
Extensor pollicis longus insertion
base of distal phalanx of pollex through radial dorsal tubercle
341
Extensor pollicis longus blood supply
posterior interosseus artery
342
Extensor pollicis longus actions
extends pollex and helps extend carpus
343
Extensor pollicis brevis origin
distal posterior radius and interosseus membrane
344
Extensor pollicis brevis nerve supply
deep radial nerve
345
Extensor pollicis brevis insertion
base of proximal phalanx of pollex
346
Extensor pollicis brevis blood supply
posterior interosseus artery
347
Extensor pollicis brevis actions
extends pollex
348
Extensor indicis origin
distal posterior ulna and interosseus membrane
349
Extensor indicis nerve supply
deep radial nerve
350
Extensor indicis insertion
extensor expansion of digit II
351
Extensor indicis blood supply
posterior interosseus arter
352
Extensor indicis actions
extends digit II and helps extend carpus
353
Extensor halucis longus origin
middle anterior fibula and interosseus membrane
354
Extensor halucis longus nerve supply
deep fibular nerve (L4, L5, S1)
355
Extensor halucis longus insertion
distal phalanx of hallux
356
Extensor halucis longus blood supply
anterior tibial artery
357
Extensor halucis longus actions
extends hallux, dorsiflexes ankle and inverts pes
358
Extensor hallucis brevis origin
anterior calcaneus
359
Extensor hallucis brevis nerve supply
deep fibular nerve (L4, L5, S1)
360
Extensor hallucis brevis insertion
proximal phalanx of hallux
361
Extensor hallucis brevis blood supply
dorsalis pedis artery and arcuate artery
362
Extensor hallucis brevis actions
extends digit I
363
Extensor digitorum origin
lateral epicondyle of humerus
364
Extensor digitorum nerve supply
deep radial nerve
365
Extensor digitorum longus origin
superior anterior fibula and interosseus membrane
366
Extensor digitorum longus nerve supply
deep fibular nerve (L4, L5, S1)
367
Extensor digitorum longus insertion
extensor expansions of digits II-V
368
Extensor digitorum longus blood supply
anterior tibial artery
369
Extensor digitorum longus actions
extends digits II-V, dorsiflexes ankle and everts pes
370
Extensor digitorum insertion
extensor expansions of digits II-IV, into distal tendon of extensor digiti minimi
371
Extensor digitorum brevis origin
anterior calcaneus
372
Extensor digitorum brevis nerve supply
deep fibular nerve (L4, L5, S1)
373
Extensor digitorum brevis insertion
digit II-IV tendons of extensor digitorum longus
374
Extensor digitorum brevis blood supply
dorsalis pedis artery and arcuate artery
375
Extensor digitorum brevis actions
extends digits II-IV
376
Extensor digitorum blood supply
posterior interosseus artery
377
Extensor digitorum actions
extends carpus, extends digits II-V
378
Extensor digiti minimi origin
lateral epicondyle of humerus
379
Extensor digiti minimi nerve supply
deep radial nerve
380
Extensor digiti minimi insertion
extensor expansion of digit V
381
Extensor digiti minimi blood supply
posterior interosseus artery
382
Extensor digiti minimi actions
extends digit V and extends wrist
383
Extensor carpi ulnaris origin
lateral epicondyle of humerus and posterior border of ulna
384
Extensor carpi ulnaris nerve supply
deep radial nerve
385
Extensor carpi ulnaris insertion
base of metacarpal V
386
Extensor carpi ulnaris blood supply
posterior interosseus artery
387
Extensor carpi ulnaris actions
extends and adducts carpus
388
Extensor carpi radialis longus orgin
lateral supracondylar ridge of humerus
389
Extensor carpi radialis longus nerve supply
radial nerve (C5, C6, C7, C8, T1)
390
Extensor carpi radialis longus insertion
base of metacarpal II
391
Extensor carpi radialis longus blood supply
posterior interosseus artery
392
Extensor carpi radialis longus actions
extends and abducts carpus
393
Extensor carpi radialis brevis origin
lateral epicondyle of humerus
394
Extensor carpi radialis brevis nerve supply
deep radial nerve
395
Extensor carpi radialis brevis insertion
base of metacarpal III
396
Extensor carpi radialis brevis blood supply
posterior interosseus artery
397
Extensor carpi radialis brevis actions
extends and abducts carpus
398
Dorsal interosseus origin
adjacent metacarpal I-V
399
Dorsal interosseus nerve supply
ulnar nerve (C7, C8, T1)
400
Dorsal interosseus insertion
proximal phalanges of digits II-IV and extensor expansions
401
Dorsal interosseus blood supply
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
402
Dorsal interosseus actions
abducts digits II-IV, flexes McP joints and extends IP joints
403
Dorsal interossei origin
adjacent metatarsal diaphyses
404
Dorsal interossei nerve supply
lateral plantar nerve (S2, S3)
405
Dorsal interossei insertion
proximal phalanges of digits II-IV
406
Dorsal interossei blood supply
medial and lateral plantar arteries
407
Dorsal interossei actions
abducts digits II-IV and flexes metatarsal-phalangeal joints II-IV
408
Deltoideus origin
scapular spine, acromion, lateral clavicle
409
Deltoideus nerve supply
axillary nerve
410
Deltoideus insertion
deltoid tuberosity of humerus
411
Deltoideus blood supply
anterior and posterior humeral circumflex arteries
412
Deltoideus actions
Anterior head of Deltoideus actions: internally rotates, flexes and abducts shoulderposterior head of deltoideus: externally rotates, extends and abducts shouldersuperior head of deltoideus actions: abducts shoulder
413
Coracobrachialis origin
coracoid process of scapula
414
Coracobrachialis nerve supply
musculocutaneous nerve (C5, C6, C7)
415
Coracobrachialis insertion
central, medial diaphysis of humerus
416
Coracobrachialis blood supply
axillary and brachial arteries
417
Coracobrachialis actions
flexes shoulder, adducts shoulder
418
Brachioradialis origin
lateral supracondylar ridge of humerus
419
Brachioradialis nerve supply
radial nerve (C5, C6, C7, C8, T1)
420
Brachioradialis insertion
distal lateral radius to styloid process
421
Brachioradialis blood supply
radial, ulnar and anterior interosseus arteries
422
Brachioradialis actions
flexes elbow, helps pronate and supinate antebrachium
423
Brachialis origin
anterior humerus
424
Brachialis nerve supply
musculocutaneous nerve (C5, C6, C7)
425
Brachialis insertion
ulnar tuberosity and coronoid process
426
Brachialis blood supply
axillary and brachial arteries
427
Brachialis actions
flexes elbow
428
Biceps femoris short head origin
linea aspera and lateral supracondylar line of femur
429
Biceps femoris short head insertion
fibular head
430
Biceps femoris short head blood supply
deep femoral artery
431
Biceps femoris nerve supply
sciatic nerve (L4, L5, S1, S2, S3)
432
Biceps femoris long head origin
ischial tuberosity
433
Biceps femoris long head insertion
fibular head
434
Biceps femoris long head blood supply
deep femoral artery
435
Biceps femoris actions
Long Head: flexes knee and extends hip, externally rotates kneeShort Head: flexes knee and externally rotates knee
436
Biceps brachii short head origin
coracoid process of scapula
437
Biceps brachii nerve supply
musculocutaneous nerve (C5, C6, C7)
438
Biceps brachii long head origin
supraglenoid tubercle of scapula
439
Biceps brachii insertion
radial tuberosity and bicipital aponeurosis of antebrachium
440
Biceps brachii blood supply
axillary and brachial arteries
441
Biceps brachii actions
prime mover for flexing elbox, supinates forarmlong head i/o= flexes shoulder
442
Anconeus origin
lateral epicondyle of humerus
443
Anconeus nerve supply
radial nerve (C5, C6, C7, C8, T1)
444
Anconeus insertion
distal olecranon and ulnar distal border
445
Anconeus blood supply
deep brachial artery
446
Anconeus actions
extends elbow
447
Adductor pollicis origin
along metacarpal III diaphysis and adjacent carpals
448
Adductor pollicis nerve supply
ulnar nerve (C7, C8, T1)
449
Adductor pollicis insertion
base of proximal phalanx of pollex
450
Adductor pollicis blood supply
superf & deep palmar arterial arches, Mc Aa, palmar digital Aa
451
Adductor pollicis actions
adducts and helps oppose pollex
452
Adductor magnus origin
Inferior pubic ramus to ischial tuberosity
453
Adductor magnus nerve supply
obturator nerve (L2, L3, L4) and sciatic nerve (L4, L5, S1, S2, S3)
454
Adductor magnus insertion
linea aspera, medial supracondylar ridge and adductor tubercle
455
Adductor magnus blood supply
femoral and deep femoral arteries
456
Adductor magnus actions
adducts, flexes and extends hip
457
Adductor longus origin
anterior pubic body
458
Adductor longus nerve supply
obturator nerve (L2, L3, L4)
459
Adductor longus insertion
central linea aspera of femur
460
Adductor longus blood supply
femoral and deep femoral arteries
461
Adductor hallucis transversus origin
Metatarsal-phalageal joint capsules of digits II-V
462
Adductor hallucis transversus nerve supply
lateral plantar nerve (S2, S3)
463
Adductor hallucis transversus insertion
proximal phalanx of hallux
464
Adductor hallucis transversus blood supply
medial and lateral plantar arteries
465
Adductor hallucis transversus actions
adducts hallux
466
Adductor hallucis obliquus origin
bases of metatarsal II-IV
467
Adductor hallucis obliquus nerve supply
lateral plantar nerve (S2, S3)
468
Adductor hallucis obliquus insertion
proximal phalanx of hallux
469
Adductor hallucis obliquus blood supply
medial and lateral plantar arteries
470
Adductor hallucis obliquus actions
adducts and assists in flexing hallux
471
Adductor brevis origin
inferior pubic body and inferior pubic ramus
472
Adductor brevis nerve supply
obturator nerve (L2, L3, L4)
473
Adductor brevis insertion
inferior pectineal line and superior linea aspera of femur
474
Adductor brevis blood supply
femoral and deep femoral arteries
475
Adductor brevis actions
adducts and internally rotates hip, aids in hip flexion
476
Abductor pollicis longus origin
middle posterior antebrachium
477
Abductor pollicis longus nerve supply
deep radial nerve
478
Abductor pollicis longus insertion
base of metacarpal I
479
Abductor pollicis longus blood supply
posterior interosseus artery
480
Abductor pollicis longus actions
abducts and extends pollex, abducts carpus
481
Abductor pollicis brevis orgin
flexor retinaculum, scaphoid and trapezium
482
Abductor pollicis brevis nerve supply
recurrent branch of median nerve
483
Abductor pollicis brevis insertion
lateral base of proximal phalanx of pollex
484
Abductor pollicis brevis blood supply
superficial and deep palmar arterial arches, metacarpal arteries and palmar digital arteries
485
Abductor pollicis brevis actions
abducts and flexes pollex and helps oppose pollex
486
abductor hallucis origin
calcaneal tuberosity
487
abductor hallucis nerve supply
medial plantar nerve (S2, S3)
488
abductor hallucis insertion
proximal phalanx of hallux
489
abductor hallucis blood supply
medial and lateral plantar arteries
490
abductor hallucis actions
abducts and flexes digit I
491
Abductor digiti minimi origin (hand)
pisiform
492
Abductor digiti minimi origin
calcaneal tuberosity
493
Abductor digiti minimi nerve supply (hand)
ulnar nerve (C7, C8, T1)
494
Abductor digiti minimi nerve supply
lateral plantar nerve (S2, S3)
495
Abductor digiti minimi insertion (hand)
base of proximal phalanx of digit V
496
Abductor digiti minimi insertion
proximal phalanx of digit V
497
Abductor digiti minimi blood supply (hand)
superficial & deep palmar arterial arches, metacarpal arteries, palmar digital arteries
498
Abductor digiti minimi blood supply
medial and lateral plantar arteries
499
Abductor digiti minimi actions (hand)
abducts and flexes digit V
500
Abductor digiti minimi actions
abducts and flexes digit V
