Muscle Practical 65-82
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Last updated 4:15 PM on 3/8/23
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82 Terms
1
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What is this muscle?
Vastus Medialis
2
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What is the origin for Vastus Medialis?
Medial surface of femur
3
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What is the insertion for Vastus Medialis?
Patella by tendon, which continues as patellar ligament to tibial tuberosity
4
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What is the action for Vastus Medialis?
Extends knee
5
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What is the innervation for Vastus Medialis?
Femoral nerve
6
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What is this muscle?
Vastus Intermedius
7
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What is the origin for Vastus Intermedius?
Anterior and lateral surfaces of femur
8
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What is the insertion for Vastus Intermedius?
Patella by tendon
9
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What is the action for Vastus Intermedius?
Extends knee
10
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What is the innervation for Vastus Intermedius?
Femoral nerve
11
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What is this muscle?
Tensor Fasciae Latae TFL
12
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What is the origin for Tensor Fasciae Latae TFL?
Anterior iliac crest
13
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What is the insertion for Tensor Fasciae Latae TFL?
Iliotibial tract
14
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What is the action for Tensor Fasciae Latae TFL?
Abducts thigh, flexes hip, and rotates thigh medially
15
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What is the innervation for Tensor Fasciae Latae TFL?
Superior gluteal nerve
16
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What is this muscle?
Gluteus Maximus
17
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What is the origin for Gluteus Maximus?
Sacrum, coccyx, and posterior surface of ilium
18
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What is the insertion for Gluteus Maximus?
Posterior surface of femur
19
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What is the action for Gluteus Maximus?
Extends hip
20
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What is the innervation for Gluteus Maximus?
Inferior gluteal nerve
21
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What is this muscle?
Gluteus Medius
22
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What is the origin for Gluteus Medius?
Lateral surface of ilium
23
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What is the insertion for Gluteus Medius?
Greater trochanter of femur
24
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What is the action for Gluteus Medius?
Abducts and rotates thigh medially
25
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What is the innervation for Gluteus Medius?
Superior gluteal nerve
26
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What is this muscle?
Gluteus Minimus
27
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What is the origin for Gluteus Minimus?
Lateral surface of ilium
28
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What is the insertion for Gluteus Minimus?
Greater trochanter of femur
29
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What is the action for Gluteus Minimus?
Abducts and rotates thigh medially
30
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What is the innervation Gluteus Minimus?
Superior gluteal nerve
31
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What is this muscle?
Piriformis
32
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What is the origin for Piriformis?
Anterior surface of sacrum
33
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What is the insertion for Piriformis?
Greater trochanter of femur
34
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What is the action for Piriformis?
Abducts and rotates thigh laterally
35
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What is the innervation Piriformis?
L5, S1, and S2 nerves
36
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What is this muscle?
Biceps Femoris
37
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What is the origin for Biceps Femoris?
Ischial tuberosity and linea aspera of femur
38
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What is the insertion for Biceps Femoris?
Head of fibular
39
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What is the action for Biceps Femoris?
Flexes knee, rotates leg laterally, and extends hip
40
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What is the innervation for Biceps Femoris?
Tibial nerve
41
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What is this muscle?
Semitendinosus
42
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What is the origin for Semitendinosus?
Ischial tuberosity
43
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What is the insertion for Semitendinosus?
Proximal, medial surface of tibia
44
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What is the action for Semitendinosus?
Flexes knee, rotates leg medially, and extends hip
45
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What is the innervation for Semitendinosus?
Tibial nerve
46
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What is this muscle?
Semimembranosus
47
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What is the origin for Semimembranosus?
Ischial tuberosity
48
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What is the insertion for Semimembranosus?
Medial condyle of tibia
49
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What is the action for Semimembranosus?
Flexes knee, rotates leg medially, and extends hip
50
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What is the innervation for Semimembranosus?
Tibial nerve
51
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What is this muscle?
Tibialis Anterior
52
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What is the origin for Tibialis Anterior?
Lateral condyle and lateral surface of tibia
53
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What is the insertion for Tibialis Anterior?
Tarsal bone and first metatarsal
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What is the action for Tibialis Anterior?
Dorsiflexion and inversion of foot
55
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What is the innervation for Tibialis Anterior?
Deep fibular nerve
56
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What is this muscle?
Extensor Digitorum Longus
57
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What is the origin for Extensor Digitorum Longus?
Lateral condyle of tibia and anterior surface of fibula
58
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What is the insertion for Extensor Digitorum Longus?
Dorsal surfaces of middle and distal phalanges of four lateral toes
59
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What is the action for Extensor Digitorum Longus?
Dorsiflexion of foot, extends toes
60
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What is the innervation for Extensor Digitorum Longus?
Deep fibular nerve
61
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What is this muscle?
Fibularis (Peroneus) Longus
62
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What is this muscle?
Fibularis (Peroneus) Brevis
63
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What is this muscle?
Gastrocnemius
64
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What is the origin for Gastrocnemius?
Lateral and medial condyles of femur
65
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What is the insertion for Gastrocnemius?
Calcaneus
66
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What is the action for Gastrocnemius?
Plantar flexion of foot
67
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What is the innervation for Gastrocnemius?
Tibial nerve
68
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What is this muscle?
Soleus
69
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What is the origin for Soleus?
Head and shaft of fibula and posterior surface of tibia
70
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What is the insertion for Soleus?
Posterior surface of calcaneus
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What is the action for Soleus?
Plantar flexion of foot
72
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What is the innervation for Soleus?
Tibial nerve
73
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What is this muscle?
Flexor Digitorum Longus
74
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What is the origin for Flexor Digitorum Longus?
Posterior surface of tibia
75
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What is the insertion for Flexor Digitorum Longus?
Distal phalanges of four lateral toes
76
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What is the action for Flexor Digitorum Longus?
Plantar flexion and inverion of foot, flexes four lateral toes
77
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What is the innervation for Flexor Digitorum Longus?
Tibial nerve
78
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What is this muscle?
Tibialis Posterior
79
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What is the origin for Tibialis Posterior?
Lateral condyle and posterior surface of tibia and posterior surface of fibula
80
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What is the insertion for Tibialis Posterior?
Tarsal and first metatarsal
81
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What is the action for Tibialis Posterior?
Plantar flexion and inversion of foot
82
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What is the innervation for Tibialis Posterior?
Tibial nerve
Note 
Flashcards (34)