strx unit one muscle chart Flashcards
1
Q
trapezius origin (4)
A
medial third of the superior nuchal line
external occipital protuberance
ligamentum nuchae
spinous processes of c7-t12
2
Q
trapezius insertion (3)
A
lateral third of clavicle
medial side of acromion
upper crest of scapular spine
3
Q
latissimus dorsi origin (5)
A
vertebral spines from t6-t12
thoracolumbar fascia
posterior third of iliac crest
lower 3 or 4 ribs
*sometimes inf. angle of scapula
4
Q
latissimus dorsi insertion (1)
A
floor of intertubercular groove of humerus
5
Q
rhomboid major origin (1)
A
spines of vert t2-t5
6
Q
rhomboid major insertion (1)
A
medial border of the scapula inferior to the spine of scapula
7
Q
rhomboid minor origin (2)
A
inferior end of ligamentum nuchae
spines of vert c7 and t1
8
Q
rhomboid minor insertion (1)
A
medial border of the scapula at the root of the spine of the scapula
9
Q
levator scapulae origin (1)
A
posterior tubercles of c1-c4 vert
10
Q
levator scapulae insertion (1)
A
medial border of scapula - spine to the superior angle
11
Q
serratus posterior superior origin (2)
A
nuchal ligament
spinous process of c7-t3
12
Q
serratus posterior superior insertion (1)
A
superior borders of ribs 2-5
13
Q
serratus posterior inferior origin (1)
A
spinous processes of t11-l2
14
Q
serratus posterior inferior insertion (1)
A
inferior borders of ribs 9-12
15
Q
splenius origin (2)
A
ligamentum nuchae
spinous processes of c7-t6
16
Q
splenius insertion capitis (2) and cervicis (1)
A
capitis: mastoid process and superior nuchal line
cervicis: posterior tubercles of trans processes of c1-c3
17
Q
spinalis origin (5)
A
iliac crest
sacrum
spinous processes of lower lumbar vert and sacrum
supraspinous ligament
sacrospinous ligament
18
Q
spinalis insertion (1)
A
spinous processes of superior vertebral levels (thoracic and midcervical cranium)
19
Q
longissimus origin (5)
A
iliac crest
sacrum
spinous processes of lower lumber vert and sacrum
supraspinous ligament
sacrospinous ligament
20
Q
longissimus insertion (2)
A
transverse process of superior vertebral levels
mastoid process
21
Q
iliocostalis origin (5)
A
iliac crest
sacrum
spinous processes of lower lumber vert and sacrum
supraspinous ligament
sacrospinous ligament
22
Q
iliocostalis insertion (2)
A
angles of the lower ribs
cervical trans processes
23
Q
semispinalis origin (1)
A
trans process of c4-t12
24
Q
semispinalis insertion (capitis) and (cervicis and thoracis)
A
cap: back of skull bt nuchal lines
cerv and thor: spines of 4-6 vert above origin
25
multifidus origin (4)
sacrum
ilium
trans processes of t1-t12
articular processes of c4-c7
26
multifidus insertion (1)
spinous processes 2-4 vert levels above origin
27
rotatores origin (1)
tranverse processes
28
rotatores longus and brevis insertion
longus: spin proc 2 vert above origin
brev: spin proc 1 vert above origin
29
interspinales origin (1)
superior border of spinous process
30
interspinales insertion (1)
inferior border of spinous process
31
intertransversii origin (2)
transverse processes of adj vert
32
levatores costarum origin (1)
trans processes c7-t11
33
levatores costarum insertion (1)
subadj ribs bt tubercle and angle of ribs
34
obliquus capitis inferior origin (1)
spinous process of axis
35
obliquus capitis inferior insertion (1)
trans process of atlas
36
obliquus capitis superior origin (1)
trans process of atlas
37
obliquus capitis superior insertion (1)
occipital bone above inferior nuchal line
38
rectus capitis posterior major origin (1)
spinous process of axis
39
rectus capitis posterior major insertion (1)
inferior nuchal line
40
rectus capitis posterior minor origin (1)
posterior tubercle of atlas
41
rectus capitis posterior minor insertion (1)
inferior nuchal line medially
42
gluteus maximus origin (3)
posterior gluteal line
posterior surface of sacrum and coccyx
sacrotuberous ligament
43
gluteus maximus insertion (2)
upper fibers: iliotibial tract
lowermost fibers: gluteal tuberosity of femur
44
gluteus medius origin (1)
external surface of the ilium bt posterior and anterior gluteal lines
45
gluteus medius insertion (1)
greater trochanter of the femur
46
gluteus minimus origin (1)
external surface of the ilium bt anterior and inferior gluteal line
47
gluteus minimus insertion (1)
greater trochanter of the femur
48
tensor fascia latae origin (2)
anterior part of the iliac crest
anterior superior iliac spine
49
tensor fascia latae insertion (1)
iliotibial tract
50
inferior gemellus origin (1)
ischial tuberosity
51
inferior gemellus insertion (1)
obturator internus tendon
52
superior gemellus origin (1)
ischial spine
53
superior gemellus insertion (1)
obturator internus tendon
54
piriformis origin (1)
anterior surface of sacrum
55
piriformis insertion (1)
upper border of greater trochanter of femur
56
obturator externus origin (2)
external surface of the obturator membrane
superior and inferior pubic rami
57
obturator externus insertion (1)
trochanteric fossa of femur
58
obturator internus origin (2)
interanal surface of obturator membrane
margin of the obturator foramen
59
obturator internus insertion (1)
greater trochanter on its medial surface above the trochanteric fossa
60
quadratus femoris origin (1)
lateral border of the ischial tuberosity
61
quadratus femoris insertion (1)
quadratus line of femur below intertrochanteric crest
62
trapezius actions (4)
superior fibers: elevate scapula
lower fibers: depress scap
middle: retracts scap
upper and lower: rotate glenoid surface superiorly
63
latissimus dorsi actions (3)
extends arm
adduces arm
medically rotates arm
64
rhomboid major actions (2)
retracts scapula
rotates scapula inferiorly
65
rhomboid minor actions (2)
retracts scap
rotates scap inferiorly
66
levator scapulae actions (1)
elevates medial part of scap causing inferior rotation of the glenoid cavity
67
serratus posterior superior action
elevate ribs
proprioception
68
serratus posterior inferior action
depress ribs
proprioception
69
splenius action (bilateral vs unilateral)
bi: extends head and neck
uni: laterally flexes head and rotates head unilaterally
70
spinalis actions (bilateral vs unilateral)
bi contraction: extends back and neck
uni contraction: laterally bends trunk and neck
71
longissimus action (bi vs uni)
bi contraction: extends back and neck
uni contraction: laterally bends trunk and neck
72
iliocostalis action (bi vs uni)
bi contraction: extends back and neck
uni contraction: laterally bends trunk and neck
73
semispinalis action (bi vs uni)
bi contract: extends trunk and head
uni contract: rotates trunk and head to opp side
74
multifidus action (bi vs uni)
bi contract: extends trunk and head
uni contract: rotates trunk and head to opp side, stabilizes spine
75
rotatores action (bi vs uni)
bi contract: stabilize and extend spine
uni contract: rotate vertebral column CONTRAlaterally
76
interspinales action
extend trunk and neck
77
intertransversii action (bi vs uni)
bi con: stabile vertebral column
uni con: laterally flex trunk and neck
78
levatores costarum actions
elevates ribs
assists with respiration
79
obliquus capitis inferior action
rotates head to same side
80
obliquus capitis superior action
extends and bends head laterally
81
rectus capitis posterior major action
extends head
rotates head to same side
82
rectus capitis posterior minor action
extends head
rotates head to same side
83
gluteus maximus action
extends thigh
laterally rotates thigh
84
gluteus medius action
abducts femur
medially rotates thigh
85
gluteus minimus action
abducts femur
medially rotates thigh
86
tensor fascia latae action
flexes thigh
abducts thigh
medially rotates thigh
87
inferior gemellus action
laterally rotates femur
88
superior gemellus action
laterally rotates femur
89
piriformis action
laterally rotates thigh
abducts thigh
90
obturator externus action
laterally rotates thigh
91
obturator internus actions
laterally rotates thigh
abducts thigh
92
quadratus femoris action
laterally rotates thigh
93
trapezius innervation (2)
motor: spinal accessory never CN XI
proprioception: c3 c4
94
latissimus dorsi innervation
thoracodorsal nerve (c6,7,8)
95
rhomboid major innervation
dorsal scapular nerve (c4,c5)
96
rhomboid minor innervation
dorsal scapular nerve (c4,c5)
97
levator scapulae innervation (2)
dorsal scapular nerve (c4,c5)
anterior primary rami of c3 and c4
98
serratus posterior superior innervation
anterior primary rami (first four intercostal nerves)
99
serratus posterior inferior innervation
anterior primary rami (last four intercostal nerves)
100
splenius innervation
dorsal primary rami of spinal nerves of c2-c6
101
spinalis innervation
dorsal primary rami of spinal nerves
102
longissimus innervation
dorsal primary rami of spinal nerves
103
iliocostalis innervation
dorsal primary rami of spinal nerves
104
semispinalis innervation
dorsal primary rami of spinal nerves
105
multifidus innervation
dorsal primary rami of spinal nerves
106
rotatores innervation
dorsal primary rami of spinal nerves
107
interspinales innervation
dorsal primary rami of spinal nerves
108
levatores costarum innervation
dorsal primary rami of spinal nerves
109
intertransversii innervation (cerv, thor, lum)
cervical parts: ventral and dorsal primary rami of spinal nerves
thoracic: dorsal primary rami of spinal nerves
lumbar parts: ventral and dorsal primary rami
110
obliquus capitis inferior innervation
suboccipital nerve (dorsal primary rami of c1)
111
obliquus capitis superior innervation
suboccipital nerve (dorsal primary rami of c1)
112
rectus capitis posterior minor innervation
suboccipital nerve (dorsal primary rami of c1)
113
rectus capitis posterior major innervation
suboccipital nerve (dorsal primary rami of c1)
114
gluteus maximus innervation (2)
inferior gluteal nerve (l5-s1)
superior gluteal nerve (l4-s1)
115
gluteus medius innervation
superior gluteal nerve (l4-s1)
116
gluteus minimus innervation
superior gluteal nerve (l4-s1)
117
tensor fascia latae innervation
superior gluteal nerve (l4-s1)
118
inferior gemellus innervation
nerve to the quadratus femoris m. (l4-s1)
119
superior gemellus innervation
nerve to the obturator internus muscle (l5-s2)
120
piriformis innervation
ventral rami of s1-s2
121
obturator externus innervation
obturator nerve (l3,l4)
122
obturator internus intnervation
nerve to the obturator externus m. (l5-s2)
123
quadratus femoris innervation
nerve to the quadratus femoris m. (l4-s1)
124
trapezius artery (e)
transverse cervical a.
dorsal scapular a.
posterior intercostal a.
125
latissimus dorsi artery (3)
thoracodorsal a.
dorsal perforating branches of 9th, 10th, and 11th posterior intercostal
subcostal and first three lumbar arteries
126
rhomboid major artery
dorsal scap a.
127
rhomboid minor artery
dorsal scap a.
128
levator scapulae artery
dorsal scap a.
129
serratus posterior superior artery
posterior intercostal a.
130
serratus posterior inferior artery
posterior intercostal a.
131
splenius artery (2)
occipital a.
deep cervical a.
132
spinalis artery (cerv 3, thor 1, abdom 2, sacral 1)
cerv: occipital, deep cervical, vertebral a.
thor: posterior intercostal a.
abdom: subcostal and lumbar a.
sacral: lateral sacral a.
133
longissimus artety (cerv, thor, abdom, sacral)
cerv: occipital, deep cervical, vertebral a.
thor: posterior intercostal a.
abdom: subcostal and lumbar a.
sacral: lateral sacral a.
134
iliocostalis artery (cerv, thor, abdom, sacral)
cerv: occipital, deep cervical, vertebral a.
thor: posterior intercostal a.
abdom: subcostal and lumbar a.
sacral: lateral sacral a.
135
semispinalis artery (segmentally)
cerv: occipital, deep cervical and vertebral a.
thor: posterior intercostal a, subcostal a
lumbar: lumbar a
136
multifidus artery (segmentally)
cerv: occipital, deep cervical and vertebral a.
thor: posterior intercostal a, subcostal a
lumbar: lumbar a and lateral sacral a
137
rotatores artery (segmentally)
cerv: deep cervical a.
thor: posterior intercostal a, subcostal a
lumbar: lumbar a
138
interspinales artery (segmentally)
cerv: occipital, deep cervical and vertebral a.
thor: posterior intercostal a, subcostal a
lumbar: lumbar a
139
intertransversii artery (segmentally)
cerv: deep cervical a.
thor: posterior intercostal a
lumbar: lateral lumbar a
140
levatores costarum artery
posterior intercostal a
141
obliquus capitis inferior artery (2)
vertebral a.
occipital a.
142
obliquus capitis superior artery (2)
vertebral a.
occipital a.
143
rectus capitis posterior minor artery (2)
vertebral a.
occipital a.
144
rectus capitis posterior major artery (2)
vertebral a.
occipital a.
145
gluteus maximus a. (2)
superior gluteal a
inferior gluteal a
146
gluteus medius a.
superior gluteal a
147
gluteus minimus a.
superior gluteal a
148
tensor fascia latae a.
superior gluteal a
149
inferior gemellus a.
inferior gluteal a
150
superior gemellus a.
inferior gluteal a
151
piriformis a. (3)
superior gluteal a
inferior gluteal a
internal pudendal a
152
obturator externus a.
obturator a.
153
obturator internus a.
obturator a.
154
quadratus femoris a.
inferior gluteal a.
155
iliopsoas origin (2)
iliac fossa
bodies and trans processes of lumbar vert
156
iliopsoas insertion (1)
lesser trochanter of the femur
157
iliopsoas actions
flexes thigh
flexes and laterally bends lumbar vert column
158
iliopsoas nerves
branches of ventral primary rami of spinal nerves L2-L4
branches of femoral nerve
159
iliopsoas arteries
iliolumbar a
medial femoral circumflex a
160
pectineus origin (1)
pecten of pubis
161
pectineus insertion (1)
pectineal line of femur
162
pectineus actions
adducts thigh
flexes though
medially rotates thigh
163
pectineus nerve
femoral nerve
164
pectineus artery
medial femoral circumflex a
165
rectus femoris origin (2)
straight head: anterior inferior iliac spine
reflected head: above the superior rim of the acetabulum
166
rectus femoris insertion (2)
patella
tibial tuberosity
167
rectus femoris actions
extends leg
flexes thigh
168
rectus femoris innervation
femoral nerve
169
rectus femoris artery
lateral circumflex femoral a
170
quadriceps femoris origin (2)
anterior surface of femur and anterior side of medial and lateral inter muscular septa
171
quadriceps femoris insertion (1)
tibial tuberosity via patellar ligament
172
quadriceps femoris actions
extends knee
173
quadriceps femoris innervation
femoral nerve
174
quadriceps femoris artery
lateral circumflex femoral a
deep femoral a
175
sartorius origin (1)
anterior superior iliac spine
176
sartorius insertion (1)
medial surface of tibia
177
sartorius actions
flexes thigh
abducts thigh
laterally rotates thigh
flexes leg
178
sartorius innervation
femoral nerve
179
sartorius arteries
lateral femoral circumflex a
saphenous a
180
vastus lateralis origin (3)
lateral inter muscular septum
lateral lip of linea aspera
gluteal tuberosity
181
vastus lateralis insertion (2)
patella
medial patellar retinaculum
182
vastus lateralis action
extends leg
183
vastus lateralis innervation
femoral nerve
184
vastus lateralis arteries
lateral femoral circumflex a
perforating branches of the deep femoral a
185
vastus medialis origin (2)
medial intermuscular septum
medial lip of linea aspera
186
vastus medialis insertion (2)
patella
medial patellar retinaculum
187
vastus medialis action
extends leg
188
vastus medialis innervation
femoral nerve
189
vastus medialis artery
lateral femoral circumflex a
190
vastus intermedius origin (2)
anterior and lateral surface of femur
191
gracilis origin (2)
pubic symphysis
inferior pubic ramus
192
gracilis insertion (1)
medial surface of tibia
193
gracilis actions
adducts thigh
flexes and medially rotates thigh
flexes leg
194
gracilis innervation
anterior division of obturator nerve (L2, L3)
195
gracilis arteries
obturator a
medial circumflex femoral a
deep femoral a
196
adductor longus origin (1)
medial protein of superior pubic ramus
197
adductor longus insertion (1)
linea aspera of femur
198
adductor longus action
adducts thigh at hip joint
199
adductor longus innervation
anterior division of obturator nerve (l2,l3,l4)
200
adductor longus arteries
obturator a
deep femoral a
201
adductor brevis origin (1)
inferior pubic ramus
202
adductor brevis insertion (2)
pectineal line and linea aspera
203
adductor brevis action
adducts femur at hip joint
weak flexor of femur at hip joint
204
adductor brevis innervation
anterior division of obturator nerve (l2,l3,l4)
205
adductor brevis arteries
obturator a
deep femoral a
206
adductor magnus origin (2)
ischipubic ramus and ischial tuberosity
207
adductor magnus insertion (2)
linea aspera of femur
ischiocondylar part inserts on adductor tubercle of femur
208
adductor magnus actions
adducts femur
flexes femur
extends femur (ischiocondylar part)
209
adductor magnus innervation
posterior division of the obturator nerve (l2,l3,l4)
tibial nerve (l4) (ischiocondylar part)
210
adductor magnus arteries (many)
obturator a
deep femoral a
medial femoral circumflex a
inferior part: femoral a, popliteal a, genicular arteries
211
biceps femoris origin (3)
long head: ischial tuberoisty
short head: lateral lip of the linea aspera, lateral supracondylar line of femur
212
biceps femoris insertion (1)
head of fibula
213
biceps femoris actions
extends thigh sr hip
flexes and laterally rotates leg
214
biceps femoris innervation
long head: sciatic n tibial division (l5,s1,s2)
short head: sciatic n common fibular division (l5,s1,s2)
215
biceps femoris arteries
perforating branches of deep femoral a
inferior gluteal a
medial circumflex femoral a
216
semimembranosus origin (1)
ischial tuberosity
217
semimembranosus insertion (1)
medial condole of the tibia
218
semimembranosus actions
extends thigh
flexes leg
219
semimembranosus innervation
sciatic n tibial division (l5,s1,s2)
220
semimembranosus arteries
perforating branches of deep femoral a
medial circumflex femoral a
221
semitendinosus origin (1)
ischial tuberosity
222
semitendinosus insertion
medial surface of tibia
223
semitendinosus actions
extends thigh
flexes leg
224
semitendinosus innervation
sciatic nerve tibial division (l5,s1,s2)
225
semitendinosus arteries
perforating branches of the deep femoral a
medial circumflex femoral a
226
vastus intermedius insertion (1)
patella
227
vastus intermedius action
extends leg
228
vastus intermedius innervation
femoral n (l2,l3,l4)
229
vastus intermedius artery
lateral circumflex femoral a
230
fibularis brevis origin
lower third of lateral surface of the fibula
231
fibularis brevis insertion
tuberosity of base of 5th metatarsal
232
fibularis brevis actions
plantar flexes foot
everts foot
233
fibularis brevis innervation
superficial fibular nerve (l5,s1)
234
fibularis brevis artery
fibular a
235
fibularis longus origin
upper 2/3s of lateral surface of fibula
236
fibularis longus insertion
medial cuneiform
base of 1st metatarsal bone
237
fibularis longus action
planterflexes foot
everts foot
238
fibularis longus innevation
superficial fibular n (l5,s1,s2)
239
fibularis longus artery
fibular a
240
fibularis tertius origin
distal part of anterior surface of fibula
241
fibularis tertius insertion
dorsum of shaft of 5th metatarsal bone
242
fibularis tertius action
everts foot
243
fibularis tertius innervation
deep fibular n (l5,s1)
244
fibularis tertius artery
anterior tibial a
245
extensor hallucis longus origin
middle half of anterior surface of fibula
interosseous membrane
246
extensor hallucis longus insertion
base of distal phalanx of great toe
247
tibias anterior origin
lateral tibial condyle
upper lateral surface of tibia
248
tibialis anterior insertion
medial surface of medial cuneiform
1st metatarsal
249
tibialis anterior action
dorsiflexes foot
inverts fooot
250
tibialis anterior innervation
deep fibular n (l4,l5)
251
tibialis anterior artery
anterior tibial a
252
extensor hallucis longus action
dorsiflexes metatarsophalengeal interphalangeal joint of great toe
253
extensor hallucis longus innervation
deep fibular n (l5, s1)
254
extensor hallucis longus artery
anterior tibial a
255
extensor digitorum longus origin
lateral condole of tibia
anterior surface of fibula
lateral portion of interosseous membrane
256
extensor digitorum longus insertion
dorsum of lateral 4 toes
257
extensor digitorum longus action
dorsiflexes metatarsophalangeal, proximal interphalengeal and interphalengeal joints of lateral 4 toes
258
extensor digitorum longus innervation
deep fibular n (l5,s1)
259
extensor digitorum longus artery
anterior tibial a
260
gastrocnemius origin
femur
medial head: medial femoral condyle
lateral head: above lateral femoral condyle
261
gastrocnemius insertion
dorsum of the calcaneus via calcaneal tendon
262
gastrocnemius action
flexes leg
platarflexes foot
263
gastrocnemius innervation
tibial n (s1,s2)
264
gastrocnemius artery
lateral and medial sural a
posterior tibial a
265
soleus origin
posterior surface of head
upper shade of the fibula
soleal line of tibia
266
soleus insertion
dorsum of achilles tendon
267
soleus action
plantar flexes foot
268
soleus innervation
tibial n (s1,s2)
269
soleus artery
posterior tibial a
270
plantaris origin
above lateral femoral condyle
271
plantaris insertion
dorsum of calcaneus tendon
272
popliteus origin
lateral condyle of femur
273
popliteus insertion
posterior surface of tibia above soleal line
274
popliteus action
flexes and rotates leg medially
when foot planted, rotates thigh laterally
275
popliteus innervation
tibial nerve (l4,l5,s1)
276
popliteus artery
popliteal a
277
tibialis posterior origin
interosseous membrane
posteromedial surface of fib
posterolateral surface of tib
278
tibialis posterior insertion
tuberosity if navicular, cuboid, all cuneiforms, base of metatarsals 2-4
279
tibialis posterior action
plantar flexes of the foot
inverts foot
280
tibialis posterior innervation
tibial n (l4,l5)
281
tibialis posterior artery
fibular a
posterior tibial a
282
flexor hallucis longus origin
lower 2/3s of posterior surface of fib
283
flexor hallucis longus insertion
base of the distal phalanx of great toe
284
flexor hallucis longus adtion
flexes metatarsophalengeal and proximal interphalengeal joints of toe
plantar flexes foot
285
flexor hallucis longus innervation
tibial n (s2,s3)
286
flexor hallucis longus artery
fibular a
posterior tibial a
287
flexor digitorum longus origin
middle half of posterior surface of tibia
288
flexor digitorum longus insertion
bade if distal phalanxes of digits 2-5
289
flexor digitorum longus actions
flexes metatarsophalengeal, proximal interphalengeal and distal interphalengeal joints of digits 2-5
plantar flexes foot
290
flexor digitorum longus innervation
tibial nerve (s2,s3)
291
flexor digitorum longus artery
tibial a
292
extensor digitorum brevis origin
calcaneus
talocalcaneal lig
inferior extensor retinaculum
293
extensor digitorum brevis insertion
long extensor tendons of digits 2-4
294
extensor digitorum brevis actions
extends toes 2-4 at MTP and IP joints
295
extensor digitorum brevis innervation
deep fibular n (l5,s1)
296
extensor digitorum brevis artery
dorsal pedis a
arcuate a
lateral tarsal a
297
extensor hallucis brevis origin
calcaneus
talocalcaneal lig
inferior extensor retinaculum
298
extensor hallucis brevis insertion
base of proximal phalanx of great toe
299
extensor hallucis brevis action
extends great toe at MTP joint
300
extensor hallucis brevis innervation
deep fibular n (l5,s1)
301
extensor hallucis brevis artery
dorsal pedis a
arcuate a
lateral tarsal a
302
abductor digiti minimi origin
medial and lateral sides of tuberosity of calcaneus
plantar aponeurosis
303
abductor digiti minimi insertion
lateral side of base of proximal phalanx of 5th digit
304
abductor digiti minimi actions
abducts and flexes 5th toe
305
abductor digiti minimi innervation
lateral plantar n (s1,s2,s3)
306
abductor digiti minimi artery
lateral plantar a
307
abductor hallucis origin
medial side of tuberosity of calcaneus
plantar aponeurosis
308
abductor hallucis insertion
base of proximal phalanx of great toe
309
abductor hallucis actions
abducts and flexes big toe
310
abductor hallucis innervation
medial plantar n (l5,s1)
311
abductor hallucis a
medial plantar a
312
dorsal interosseous origin
shafts of adj metatarsal bones
313
dorsal interosseous insertion
bases of proximal phalanges for digit 2 (both sides) and 3,4 (lateral side)
314
dorsal interosseous actions
abduct digits 2-4
flex metatarsophalengeal joints 2-4
extend interphalengeal joints of digits 2-4
315
dorsal interosseous innervation
deep branch of lateral plantar nerve (s1,s2,s3)
316
dorsal interosseous artery
dorsal metatarsal a
317
plantar interosseous origin
base and medial side of metatarsals 3-5
318
plantar interosseous insertion
base of proximal phalanges
extensor expansions of digits 3-5
319
plantar interosseous actions
abducts digits 3-5
flex MTP joint 3-5
extend IP joint 3-5
320
plantar interosseous innervation
deep branch of lateral plantar n (s1,s2,s3)
321
plantar interosseous artery
plantar metatarsal a
322
lumbricals origin
tendons of flexor digitorum longus
323
lumbricals insertion
medial side of extensor expansion of digits 2-5
324
lumbricals actions
flex proximal IP joint
extend middle and distal IP joints of 2-5
325
lumbricals innervation
1st lumbrical: medial plantar n (l5,s1)
lumbricals of 3,4,5: lateral plantar n (s1,s2,s3)
326
lumbricals artery
medial and lateral plantar a
327
quadratus plantae origin
medial and lateral sides of plantar surface of calcaneus
328
quadratus plantae insertion
medial side of extensor expansion of digits 2-5
329
quadratus plantae actions
assists flexor digitorum longus in flexing lateral 4 toes
330
quadratus plantae innervation
lateral plantar n (s1,s2,s3)
331
quadratus plantae artery
medial and lateral plantar a
deep plantar arch a
332
flexor hallucis brevis origin
cuboid
lateral cuneiform
medial side of first metatarsal
333
flexor hallucis brevis insertion
medial belly: medial it’s of proximal phalanx of great toe
lateral belly: lateral side of proximal phalanx of great toe
334
flexor hallucis brevis action
flexes MTP joint of great toe
335
flexor hallucis brevis innervation
medial plantar n (l5,s1)
336
flexor hallucis brevis artery
medial plantar a
337
flexor digiti minimi brevis origin
base of 5th metatarsal bone
338
flexor digiti minimi brevis insertion
lateral side of base of proximal phalanx of 5th digit
339
flexor digiti minimi brevis action
flexes MTP at digit 5
340
flexor digiti minimi brevis innervation
superficial branch of lateral plantar nerve (s1,s2,s3)
341
flexor digiti minimi brevis artery
lateral plantar a
342
flexor digitorum brevis origin
tuberosity of calcaneus
plantar aponeurosis
intermuscular septae
343
flexor digitorum brevis insertion
it’s sides of middle phalanges 2-5
344
flexor digitorum brevis action
flexes 2-5 digits
345
flexor digitorum brevis innervation
medial plantar n (l5,s1)
346
flexor digitorum brevis artery
medial and lateral plantar a
347
adductor hallucis origin
oblique head: bases of metatarsals 2-4
transverse head: heads of metatarsals 3-5
348
adductor hallucis insertion
lateral side of base of proximal phalanx of great toe
349
adductor hallucis action
adducts the great toe
350
adductor hallucis innervation
deep branch of lateral plantar n (s1,s2,s3)
351
adductor hallucis artery
medial and lateral plantar a
plantar arterial arch
