Muscles Flashcards
(220 cards)
1
Q
Origin of Gluteus Maximus
A
Ilium, sacrum, coccyx, sacrotuberous ligament
2
Q
Insertion of Gluteus Maximus
A
Gluteal tuberosity, iliotibial tract
3
Q
Nerve to Gluteus Maximus
A
Inferior gluteal
4
Q
Action of Gluteus Maximus
A
Extends and rotates thigh laterally
5
Q
Origin of Gluteus Medius
A
Ilium between iliac crest, and anterior and posterior gluteal lines
6
Q
Insertion of Gluteus Medius
A
Greater trochanter
7
Q
Nerve to Gluteus Medius
A
Superior Gluteal
8
Q
Action of Gluteus Medius
A
Abducts and rotates thigh medially, stabilizes pelvis
9
Q
Origin of Gluteus Minimus
A
Ilium between anterior and inferior gluteal lines
10
Q
Insertion of Gluteus Minimus
A
Greater Trochanter
11
Q
Nerve to Gluteus Minimus
A
Superior Gluteal
12
Q
Action of Gluteus Minimus
A
Abducts and rotates thigh medially
13
Q
Origin of Tensor Fasciae Latae
A
Iliac crest, anterior-superior iliac spine
14
Q
Insertion of Tensor Fasciae Latae
A
Iliotibial tract
15
Q
Nerve of Tensor Fasciae Latae
A
Superior Gluteal
16
Q
Action of Tensor Fasciae Latae
A
Flexes, abducts, and rotates thigh medially
17
Q
Origin of Piriformis
A
Pelvic surface of sacrum, sacrotuberous ligament
18
Q
Insertion of Piriformis
A
Upper end of greater trochanter
19
Q
Nerve to Piriformis
A
Sacral (S1-S2)
20
Q
Action of Piriformis
A
Rotates thigh laterally
21
Q
Origin of Obturator internus
A
Ischiopubic rami, obturator membrane
22
Q
Insertion of Obturator internus
A
Greater trochanter
23
Q
Nerve to Obturator internus
A
Nerve to obturator internus
24
Q
Action of Obturator internus
A
Abducts and rotates thigh laterally
25
Origin of Superior gemellus
Ischial spine
26
Insertion of Superior gemellus
Obturator internus tendon
27
Nerve to Superior Gemellus
Nerve to obturator gemellus
28
Action of Superior Gemellus
Rotates thigh laterally
29
Origin of Inferior Gemellus
Ischial tuberosity
30
Insertion of Inferior Gemellus
Obturator internus tendon
31
Nerve to Inferior Gemellus
Nerve to quadratus femoris
32
Action of Inferior Gemellus
Rotates thigh laterally
33
Origin of Quadratus femoris
Ischial tuberosity
34
Insertion of Quadratus femoris
Intertrochanteric crest
35
Nerve to Quadratus femoris
Nerve to Quadratus femoris
36
Action of Quadratus femoris
Rotates thigh laterally
37
Origin of Semitendinosus
Ischial tuberosity
38
Insertion of Semitendinosus
Medial surface of upper part of tibia
39
Nerve to Semitendinosus
Tibial portion of sciatic nerve
40
Action of Semitendinosus
Extends thigh, flexes, and rotates leg medially
41
Origin of Semimembranosus
Ischial tuberosity
42
Insertion of Semimembranosus
Medical condyle of tibia
43
Nerve to Semimembranosus
Tibial portion of sciatic nerve
44
Action of Semimembranosus
Extends thigh, flexes, and rotates leg medially
45
Origin of Biceps femoris
Long head from ischial tuberosity, short head from linea aspera and upper supracondylar line
46
Insertion of Biceps femoris
Head of fibula
47
Nerve to Biceps femoris
Tibial (long head) and common fibular (short head) divisions of sciatic nerve
48
Actions of Biceps femoris
Extends thigh, flexes and rotates leg laterally
49
Origin of Iliacus
Iliac fossa, ala of sacrum
50
Insertion of Iliacus
Lesser trochanter
51
Nerve to Iliacus
Femoral
52
Action of Iliacus
Flexes thigh (with psoas major)
53
Origin of Sartorius
Anterior-superior iliac spine
54
Insertion of Sartorius
Upper medial side of tibia
55
Nerve to Sartorius
Femoral
56
Action of Sartorius
Flexes and rotates thigh laterally, flexes and rotates leg medially
57
Origin of Rectus Femoris
Anterior-inferior iliac spine, posterior-superior rim of acetabulum
58
Insertion of Rectus Femoris
Base of patella, tibial tuberosity
59
Nerve to Rectus Femoris
Femoral
60
Action of Rectus Femoris
Flexes thigh, extends leg
61
Origin of Vastus Medialis
Intertrochanteric line, linea aspera, medial intermuscular septum
62
Insertion of Vastus Medialis
Medial side of patella, tibial tuberosity
63
Nerve to Vastus Medialis
Femoral
64
Action of Vastus Medialis
Extends leg
65
Origin of Vastus Lateralis
Intertrochanteric line, greater trochanter, linea aspera, gluteal tuberosity, lateral intermuscular septum
66
Insertion of Vastus Lateralis
Lateral side of patella, tibial tuberosity
67
Nerve to Vastus Lateralis
Femoral
68
Action of Vastus Lateralis
Extends leg
69
Origin of Vastus Intermedius
Upper shaft of femur, lower lateral intermuscular septum
70
Insertion of Vastus Intermedius
Upper border of patella, tibial tuberosity
71
Nerve to Vastus Intermedius
Femoral
72
Action of Vastus Intermedius
Extends leg
73
Origin of Adductor Longus
Body of pubis below crest
74
Insertion of Adductor Longus
Middle third of linea aspera
75
Nerve to Adductor Longus
Obturator
76
Action of Adductor Longus
Adducts and flexes thigh
77
Origin of Adductor Brevis
Body and inferior pubic ramus
78
Insertion of Adductor Brevis
Pectineal line, upper part of linea aspera
79
Nerve to Adductor Brevis
Obturator
80
Action of Adductor Brevis
Adducts and flexes thigh
81
Origin of Adductor Magnus
Ischiopubic ramus, ischial tuberosity
82
Insertion of Adductor Magnus
Linea aspera, medial supracondylar line, adductor tubercle
83
Nerve to Adductor Magnus
Obturator and sciatic (tibial part)
84
Action of Adductor Magnus
Adducts, flexes, and extends thigh
85
Origin of Pectineus
Pectineal line of pubis
86
Insertion of Pectineus
Pectineal line of femur
87
Nerve to Pectineus
Obturator and Femoral
88
Action of Pectineus
Adducts and flexes thigh
89
Origin of Gracilis
Body and inferior pubic ramus
90
Insertion of Gracilis
Medial surface of upper quarter of tibia
91
Nerve to Gracilis
Obturator
92
Action of Gracilis
Adducts and flexes thigh, flexes and rotates leg medially
93
Origin of Obturator Externus
Margin of obturator foramen and obturator membrane
94
Insertion of Obturator Externus
Intertrochanteric fossa of femur
95
Nerve to Obturator Externus
Obturator
96
Action of Obturator Externus
Rotates thigh laterally
97
Origin of Tibialis Anterior
Lateral tibial condyle, interosseous membrane
98
Insertion of Tibialis Anterior
First cuneiform, first metatarsal
99
Nerve to Tibialis Anterior
Deep fibular
100
Action of Tibialis Anterior
Dorsiflexes and inverts foot
101
Origin of Extensor Hallucis Longus
Middle half of anterior surface of fibula, interosseous membrane
102
Insertion of Extensor Hallucis Longus
Base of distal phalanx of big toe
103
Nerve to Extensor Hallucis Longus
Deep fibular
104
Action of Extensor Hallucis Longus
Extends big toe, dorsiflexes and inverts foot
105
Origin of Extensor Digitorum Longus
Lateral tibial condyle, upper two-thirds of fibula, interosseous membrane
106
Insertion of Extensor Digitorum Longus
Bases of middle and distal phalanges
107
Nerve to Extensor Digitorum Longus
Deep Fibular
108
Action of Extensor Digitorum Longus
Extends toes, dorsiflexes and everts foot
109
Origin of Fibularis Tertius
Distal one-third of fibula, interosseous membrane
110
Insertion of Fibularis Tertius
Base of fifth metatarsal
111
Nerve to Fibularis Tertius
Deep Fibular
112
Action of Fibularis Tertius
Dorsiflexes and everts foot
113
Origin of Fibularis Longus
Lateral tibial condyle, head, and upper lateral side of fibula
114
Insertion of Fibularis Longus
Base of first metatarsal, medial cuneiform
115
Nerve to Fibularis Longus
Superficial fibular
116
Action of Fibularis Longus
Everts and plantar flexes foot
117
Origin of Fibularis Brevis
Lower lateral side of fibula, intermuscular septa
118
Insertion of Fibularis Brevis
Base of fifth metatarsal
119
Nerve to Fibularis Brevis
Superficial Fibular
120
Action of Fibularis Brevis
Everts and plantar flexes foot
121
Origin of Gastrocnemius
Lateral (lateral head) and Medial (Medial head) femoral condyles
122
Insertion of Gastrocnemius
Posterior aspect of calcaneus via tendo calcaneus
123
Nerve to Gastrocnemius
Tibial
124
Action of Gastrocnemius
Flexes knee, plantar flexes feet
125
Origin of Soleus
Upper fibula head, soleal line of tibia
126
Insertion of Soleus
Posterior aspect of calcaneus via tendo calcaneus
127
Nerve to Soleus
Tibial
128
Action of Soleus
Plantar flexes foot
129
Origin of Plantaris
Lower lateral supracondylar line
130
Insertion of Plantaris
Posterior surface of calcaneus
131
Nerve to Plantaris
Tibial
132
Action of Plantaris
Flexes leg, plantar flexes foot
133
Origin of Popliteus
Lateral condyle of femur, popliteal ligament
134
Insertion of Popliteus
Upper posterior side of tibia
135
Neve to Popliteus
Tibial
136
Action of Popliteus
Flexes by unlocking knee and rotates leg medially
137
Origin of Flexor Hallucis Longus
Lower two-thirds of fibula, interosseous membrane, intermuscular septa
138
Insertion of Flexor Hallucis Longus
Base of distal phalanx of big toe
139
Nerve to Flexor Hallucis Longus
Tibial
140
Action of Flexor Hallucis Longus
Plantar flexes foot, flexes distal phalanx of big toe
141
Origin of Flexor digitorum longus
Middle posterior aspect of tibia
142
Insertion of Flexor digitorum longus
Distal phalanges of lateral four toes
143
Nerve to Flexor digitorum longus
Tibial
144
Action to Flexor digitorum longus
Flexes lateral four toes, plantar flexes foot
145
Origin of Tibialis Posterior
Interosseous membrane, upper parts of tibia and fibula
146
Insertion of Tibialis Posterior
Tuberosity of navicular, sustentacula tali, three cuneiforms, cuboid, bases of metatarsals 2-4
147
Nerve to Tibialis Posterior
Tibial
148
Action of Tibialis Posterior
Plantar flexes and inverts foot
149
Origin of Extensor Digitorum Brevis
Dorsal surface of calcaneus
150
Insertion of Extensor Digitorum Brevis
Tendons of extensor digitorum longus
151
Nerve to Extensor Digitorum Brevis
Deep Fibular
152
Action of Extensor Digitorum Brevis
Extends toes
153
Origin of Extensor Hallucis Brevis
Dorsal surface of calcaneus
154
Insertion of Extensor Hallucis Brevis
Base of proximal phalanx of big toe
155
Nerve to Extensor Hallucis Brevis
Deep Fibular
156
Action of Extensor Hallucis Brevis
Extends big toe
157
Origin of Pectoralis major
Medial half of clavicle; manubrium and body of sternum; upper six costal cartilages
158
Insertion of Pectoralis Major
Lateral lip of intertubercular groove of humerus
159
Nerve to Pectoralis Major
Lateral and medial pectoral
160
Action of Pectoralis Major
Flexes, adducts, and medially rotates arm
161
Origin of Pectoralis Minor
Third, fourth, and fifth ribs
162
Insertion of Pectoralis Minor
Coracoid process of scapula
163
Nerve to Pectoralis Major
Medial Pectoral
164
Action of Pectoralis Major
Depresses scapula, elevates ribs
165
Origin of Subclavius
Junction of first rib and costal cartilage
166
Insertion of Subclavius
Inferior surface of clavicle
167
Nerve to Subclavius
Nerve to Subclavius
168
Action of Subclavius
Depresses later part of clavicle
169
Origin of Serratus Anterior
Upper eight ribs
170
Insertion of Serratus Anterior
Medial border of scapula
171
Nerve to Serratus Anterior
Long thoracic
172
Action of Serratus Anterior
Rotates scapula upward; abducts scapula with arm and elevates it above the horizontal
173
Origin of Deltoid
Lateral third of clavicle, acromion, and spine of scapula
174
Insertion of Deltoid
Deltoid tuberosity
175
Nerve to Deltoid
Axillary
176
Action of Deltoid
Abducts, adducts, flexes, extends, and rotates arm medially and laterally
177
Origin of Supraspinatus
Supraspinous fossa of scapula
178
Insertion of Supraspinatus
Greater tubercle of humerus
179
Nerve to Supraspinatus
Suprascapular
180
Action of Supraspinatus
Abducts arm
181
Origin of Infraspinatus
Infraspinous fossa
182
Insertion of Infraspinatus
Greater tubercle
183
Nerve to Infraspinatus
Suprascapular
184
Action of Infraspinatus
Rotates arm laterally
185
Origin of Subscapularis
Subscapular fossa
186
Insertion of Subscapularis
Lesser tubercle
187
Nerve to Subscapularis
Upper and lower supscapular
188
Action of Subscapularis
Adducts and rotates arm medially
189
Origin of Teres Major
Dorsal surface of inferior angle of scapula
190
Insertion of Teres Major
Medial lip of intertubercular groove
191
Action of Teres Major
Adducts and rotates arm medially
192
Origin of Teres Minor
Upper portion of lateral border of scapula
193
Insertion of Teres Minor
Lower facet of greater tubercle of humerus
194
Nerve to Teres Minor
Axillary
195
Action of Teres Minor
Rotates arm laterally
196
Nerves to Teres Major
Lower Subscapular
197
Origin of Latissimus dorsi
Spines of T7-T12 thoracolumbar fascia, iliac crest, ribs 9-12
198
Insertion of Latissimus dorsi
Floor of intertubercular groove
199
Nerve to Latissimus dorsi
Thoracodorsal
200
Action of Latissimus dorsi
Adducts, extends, and rotates arm medially
201
Origin of Coracobrachialis
Coracoid process
202
Insertion of Coracobrachialis
Middle third of medial surface of humerus
203
Nerve to Coracobrachialis
Musculocutaneous
204
Action of Coracobrachialis
Flexes and adducts arm
205
Origin of Biceps Brachii
Long head - supraglenoid tubercle
| Short head - coracoid process
206
Insertion of biceps brachii
Radial tuberosity
207
Nerve to biceps brachii
Musculocutaneous
208
Action of Biceps Brachii
Flexes arm and forearm, suppinates forearm
209
Origin of Brachialis
Lower anterior surfaces of humerus
210
Insertion of Brachialis
Coronoid process of ulna and ulnar tuberosity
211
Nerve to Brachialis
Musculocutaneous
212
Action of Brachialis
Flexes forarm
213
Origin of Triceps
Long head - infraglenoid tubercle
Lateral head - superior to radial groove of humerus
Medial head - inferior to radial groove
214
Insertion of Triceps
Posterior surface of olecranon process of ulna
215
Nerve to Triceps
Radial
216
Action of triceps
Extends forearm
217
Origin of Anconeus
Lateral epicondyle of humerus
218
Insertion of Anconeus
Olecranon and upper posterior surface of ulna
219
Nerve to Anconeus
Radial
220
Action of Anconeus
Extends forearm
