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Anatomy > Exam 5 Actions > Flashcards

Exam 5 Actions Flashcards

1
Q

Gluteus maximus

A

Extend & laterally rotate thigh
Rise from sitting position
Running

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2
Q

Gluteus medius

A

Abduction & medially rotate thigh

Stops hip from sagging on unsupported side (keeps hips level/stabilized) - with gluteus minimus

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3
Q

Gluteus minimus

A

Abduction & medial rotation of thigh

Stabilize thigh with Gluteus medius

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4
Q

Piriformis

A

Lateral rotation of thigh

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5
Q

Obturator Internus

A

Lateral rotation, extension, & abduction of flexed thigh

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6
Q

Superior Gemellus

A

Lateral rotation, extension, & abduction of flexed thigh

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7
Q

Inferior Gemellus

A

Lateral rotation, extension, & abduction of flexed thigh

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8
Q

Quadratus Femoris

A

Laterally rotate thigh

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9
Q

Sartorius

A

Flex hip & knee

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10
Q

Rectus femoris

A

Flex hip/extend knee

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11
Q

Vastus lateralis

A

Flex hip/extend knee

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12
Q

Vastus medialis

A

Flex hip/extend knee

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13
Q

Vastus intermedius

A

Flex hip/extend knee

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14
Q

Articularis genu

A

Pulls knee capsule up so it doesn’t get caught in knee joint

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15
Q

Psoas major

A

Flex hip/extend knee

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16
Q

Iliacus

A

Flex hip/extend knee

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17
Q

Tensor fascia latae

A

Flex hip/extend knee

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18
Q

Anterior thigh compartment

A

Flex hip/extend knee

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19
Q

Medial thigh compartment

A

Adduct thigh

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20
Q

Posterior thigh compartment

A

Extend hip/flex knee

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21
Q

Pectineus

A

Adduct thigh

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22
Q

Adductor longus

A

Adduct thigh

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23
Q

Adductor brevis

A

Adduct thigh

24
Q

Adductor magnus

A

Adduct thigh

25
Q

Gracilis

A

Adduct thigh

26
Q

Obturator externus

A

Adduct thigh

27
Q

Biceps femoris

A

Extend hip/flex knee

28
Q

Semitendinosus

A

Extend hip/flex knee

29
Q

Semimembranosus

A

Extend hip/flex knee

30
Q

Anterior leg

A

Dorsiflex ankle, extend toes

31
Q

Tibialis anterior

A

Dorsiflex ankle (strongest)

32
Q

Extensor Hallucis Longus

A

Dorsiflex ankle

Extend 1st toe

33
Q

Extensor Digitorum Longus

A

Dorsiflex ankle

Extend toes 2-5

34
Q

Peroneus Tertius

A

Dorsiflex ankle

35
Q

Lateral leg compartment

A

Evert foot

36
Q

Peroneus longus

A

Evert foot

Support transverse arch of foot

37
Q

Peroneus brevis

A

Evert foot

38
Q

Posterior leg compartment

A

Plantar flexion & inversion of foot

39
Q

Gastrocnemius

A

Flex leg at knee

Plantar flex foot

40
Q

Soleus

A

Flex leg at knee
Plantar flex foot
Anti-gravity - continuously active during standing to keep from falling forward

41
Q

Plantaris

A

Proprioception

No other function

42
Q

Popliteus

A

Flexion & internal rotation (stabilization) of knee joint

Unlocks knee joint by laterally rotating femur

43
Q

Flexor hallucis longus

A

Plantar flexion of ankle
Inversion of foot
Flex first toe
Support medial longitudinal arch

44
Q

Flexor digitorum longus

A

Plantar flex ankle
Inversion of foot
Flex 2nd-5th toes

45
Q

Tibialis posterior

A

Plantar flex ankle
Inversion of foot
Support longitudinal & transverse arches

46
Q

Extensor digitorum brevis

A

Extends toes 2-4

47
Q

Extensor hallucis brevis

A

Extend 1st toe

48
Q

Abductor hallucis

A

Abduct 1st toe

Support longitudinal arch

49
Q

Abductor digiti minimi

A

Abduct 5th toe

Support longitudinal arch

50
Q

Flexor digitorum brevis

A

Flex 2nd-5th toes

Support longitudinal arch

51
Q

Quadratus plantae

A

Redirects & augments pull of flexor digitorum longus

Keeps tension on tendon that flexes toes but does not actually move bone

52
Q

Lumbrical muscles

A

Flex toes 2-5 at metatarsophalangeal joint
Extend toes 2-5 at interphalangeal joint
Adducts toes 2-5 toward big toe

53
Q

Flexor digiti minimi brevis

A

Flexes little toe

54
Q

Flexor hallucis brevis

A

Flexes big toe

55
Q

Adductor hallucis

A

Adducts big toe

Supports transverse & longitudinal arches

56
Q

Plantar interossei muscles

A

Adduct toes 3-5 toward 2nd toe

57
Q

Dorsal interossei muscles

A

Abduct toes (3 & 4 away from 2nd toe)

Anatomy (20 decks)

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