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1
Q
  1. muscle
  2. action
  3. innervation
A
  1. vastus intermedius
  2. extend leg
  3. femoral nerve
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2
Q
  1. muscle
  2. action
  3. innervation
A
  1. adductor brevis
  2. adduct, flex, and internally rotate thigh
  3. obturator nerve
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3
Q
  1. muscle
  2. action
  3. innervation
A
  1. iliacus
  2. flex, abduct, and externally rotate thigh
  3. femoral nerve
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4
Q
  1. muscle
  2. actions
  3. innervation
A
  1. gluteus maximus
  2. extend and externally rotate thigh; steady thigh, assist in rising from sitting position
  3. inferior gluteal nerve
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5
Q
  1. Name the muscle
  2. Actions
  3. Innervation
A
  1. Vastus lateralis
  2. Extend leg
  3. Femoral nerve
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6
Q
  1. muscle
  2. action
  3. innervation
A
  1. adductor longus
  2. adduct, flex, and internally rotate thigh
  3. obturator nerve
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7
Q
  1. muscle
  2. action
  3. innervation
A
  1. psoas major
  2. flex, abduct, and externally rotate thigh
  3. ventral rami of L1-L3
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8
Q
  1. Name the muscle
  2. Actions
  3. Innervation
A
  1. Rectus femoris
  2. Extends leg, weak hip flexor
  3. Femoral nerve
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9
Q
A

A: greater sciatic notch

B: lesser sciatic notch

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10
Q
  1. muscle
  2. actions
  3. innervation
A
  1. gracilis
  2. adduct, flex, and internally rotate thigh
  3. obturator nerve
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11
Q
A

anterior superior iliac spine (ASIS)

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12
Q
A

Anterior Inferior Iliac Spine (AIIS)

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13
Q
A

ischial spine

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14
Q
  1. muscle
  2. actions
  3. innervation
A
  1. gluteus minimus
  2. abduct and internally rotate thigh
  3. superior gluteal nerve
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15
Q
A

ischial tuberosity

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16
Q
  1. muscle
  2. actions
  3. innervation
A
  1. vastus medialis
  2. extend leg
  3. femoral nerve
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17
Q
  1. muscle
  2. actions
  3. innervation
A
  1. adductor magnus
  2. adductor part: adduct, flex, and internally rotate thigh

hamstrings part: extend thigh at hip

  1. adductor part: obturator nerve

hamstrings part: tibial part of sciatic nerve

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18
Q
A

postior superior iliac spine (PSIS)

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19
Q
  1. What muscle is this
  2. What is its action
  3. What is its innervation
A
  1. Sartorius
  2. Flex, abduct, and externally rotate thigh; Flex leg
  3. Femoral nerve
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20
Q
  1. muscle
  2. action
  3. innervation
A
  1. pectineus
  2. adduct, flex, internally rotate thigh
  3. Femoral nerve
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21
Q
  1. muscle
  2. actions
  3. innervation
A
  1. gluteus medius
  2. abduct and externally rotate thigh; keep pelvis level when opposite leg is raised
  3. superior gluteal nerve
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22
Q
  1. muscle
  2. actions
  3. innervation
A
  1. tensor of fascia lata
  2. flex, abduct, & internally rotate thigh

helps stabilize knee via ITB

  1. superior gluteal nerve
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23
Q
  1. muscle
  2. actions
  3. innervation
A
  1. piriformis
  2. externally rotate extended thigh, abduct flexed thigh, steady femoral head in acetabulum
  3. branches of ventral rami S1, S2
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24
Q
  1. muscle
  2. actions
  3. innervation
A
  1. obturator internus
  2. internally rotate extended thigh; abduct flexed thigh, steady femoral head in acetabulum
  3. nerve to obturator internus
25
1. muscle 2. actions 3. innervation
1. superior gemellus 2. externally rotate extended thigh, abduct flexed thigh, steady femoral head in acetabulum 3. nerve to obterator internus
26
1. muscle 2. actions 3. innervation
1. inferior gemellus 2. externally rotate extended thigh, abduct flexed thigh, steady femoral head in acetabulum 3. nerve to quadratus femoris
27
1. muscle 2. actions 3. innervation
1. quadratus femoris 2. externally rotate extended thigh, abduct flexed thigh, steady femoral head in acetabulum 3. nerve to quadratus femoris
28
1. muscle 2. actions 3. innervation
1. obturator externus 2. externally rotate extended thigh, abduct flexed thigh, steady femoral head in acetabulum 3. obturator nerve
29
1. muscle 2. actions 3. innervation
1. biceps femoris long head 2. flex and externally rotate leg, extend thigh 3. tibial division of sciatic nerve
30
1. muscle 2. actions 3. innervation
1. biceps femoris short head 2. flex and externally rotate leg 3. common fibular division of sciatic nerve
31
1. muscle 2. actions 3. innervation
1. semimembranosus 2. flex and internally rotate leg, extend thigh 3. tibial division of sciatic nerve
32
1. muscle 2. actions 3. innervation
1. semitendinosus 2. flex and internally rotate leg; extend thigh 3. tibial division of sciatic nerve
33
1. muscle 2. actions 3. innervation
1. tibialis anterior 2. dorsiflex and invert foot 3. deep fibular nerve
34
1. muscle 2. actions 3. innervation
1. extensor hallucis longus 2. extend great toe, dorsiflex ankle 3. deep fibular nerve
35
1. muscle 2. actions 3. innervation
1. extensor digitorum longus 2. extend proximal phalanges of toes 2-5, assist in dorsiflexion 3. deep fibular nerve
36
1. muscle 2. actions 3. innervation
1. fibularis tertius 2. dorsiflex foot, evert ankle 3. deep fibular nerve
37
1. muscle 2. actions 3. innervation
1. fibularis longus 2. evert ankle, weak plantarflexion, support arches of foot 3. superficial fibular nerve
38
1. muscle 2. action 3. innervation
1. extensor hallucis brevis 2. extends proximal phalanx of great toe 2. deep fibular nerve
39
1. muscle 2. actions 3. innervation
1. fibularis brevis 2. evert ankle, weak plantarflexion 3. superficial fibular nerve
40
1. muscle 2. actions 3. innervation
1. gastrocnemius 2. plantarflexion of ankle with knee extended, flex leg, raise heel during walking 3. tibial nerve
41
1. muscle 2. actions 3. innervation
1. soleus 2. plantarflex ankle independent of knee position; steady leg on foot 3. tibial nerve
42
1. muscle 2. actions 3. innervation
1. plantaris 2. weakly assist gastrocnemius 3. tibial nerve
43
1. muscle 2. actions 3. innervation
1. popliteus 2. weakly flex knee 3. tibial nerve
44
1. muscle 2. actions 3. innervation
1. tibialis posterior 2. plantarflexion, inversion 3. tibial nerve
45
1. muscle 2. actions 3. innervation
1. flexor digitorum longus 2. flex lateral 4 digits; plantarflexion 3. tibial nerve
46
1. muscle 2. actions 3. innervation
1. Flexor hallucis longus 2. flex great toe at all joints, weakly plantarflex ankle 3. tibial nerve
47
1. muscle 2. action 3. innervation
1. extensor digitorum brevis 2. extend lateral 4 toes 3. deep fibular nerve
48
1. muscle 2. action 3. innervation
1. abductor hallucis 2. abduct great toe at MTP, assist in flexion at MTP 3. medial plantar nerve
49
1. muscle 2. action 3. innervation
1. flexor digitorum brevis 2. medial plantar nerve 3. flex lateral 4 digits at PIP and MTP joints
50
1. muscle 2. action 3. innervation
1. abductor digiti minimi 2. abduct and flex 5th digit at MTP 3. lateral plantar nerve
51
1. muscle 2. action 3. innervation
1. quadratus plantae 2. assist FDL in flexion of lateral 4 toes 3. lateral plantar nerve
52
53
1. muscle 2. action 3. innervation
1. flexor hallucis longus 2. flex great toe at all joints 3. tibial nerve
54
1. muscle 2. action 3. innervation
1. flexor digitorum longus 2. flex lateral 4 digits, plantarflex ankle 3. tibial nerve
55
1. muscle 2. action 3. innervation
1. flexor hallucis brevis 2. flex MTP of great toe 3. medial plantar nerve
56
1. saphenous nerve (femoral) 2. superficial fibular nerve 3. deep fibular nerve
57
4. medial plantar nerve (tibial) 5. lateral plantar neve (tibial) 6. sural nerve (tibial + common fibular) 7. medial calcaneal nerve (tibial)
58
1. iliohypogastric nerve 2. ilioinguinal nerve 3. genitofemoral nerve 4. lateral femoral cutaneous nerve 5. femoral nerve 6. obturator nerve 7. lumbosacral trunk

Anatomy (9 decks)

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