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human anatomy muscles > Lower Limb Muscles > Flashcards

Lower Limb Muscles Flashcards

1
Q

what muscle is the primary flexor of the hip?

A

illiacus

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2
Q

what muscles flex the hip?

A

illiacus and psoas major

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3
Q

action of illiacus

A

primary flexor of hip

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4
Q

action of psoas major

A

flex hip

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5
Q

what muscle extends and abducts thigh

A

gluteus maximus

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6
Q

what muscles abduct and medially rotate the thigh

A

gluteus medius and minimus

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7
Q

what muscle tightens iliotibial tract to provide stability for knee

A

tensor fasciae latae

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8
Q

action of gluteus maximus

A

extends and abducts thight

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9
Q

action of gluteus medius and gluteus minimus

A

abduct and medially rotate thigh

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10
Q

action of tensor fasciae latae

A

tightens iliotibial tract to provide stability for knee

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11
Q

what nerve innervates the illiacus

A

femoral nerve

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12
Q

what nerves innervates psoas major

A

anterior lumbar spinal nerves

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13
Q

what nerve innervates gluteus maximus?

A

inferior gluteal nerve

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14
Q

superior gluteal nerve innervates what muscles?

A

gluteus medius, gluteus minimus, tensor fasciae latae

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15
Q

what nerve innervates gluteus meduis and minimus?

A

superior gluteal nerve

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16
Q

what nerve innervates tensor fasciae latae?

A

superior gluteal nerve

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17
Q

what muscles laterally rotate the thigh?

A

piriformis, gemellus superior, obturator intermus, obturator externus, gemellus inferior, quadratus femoris

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18
Q

action of piriformis

A

laterally rotates thigh

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19
Q

action of gemellus superior

A

laterally rotates thigh

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20
Q

action of obturator intermus

A

laterally rotates thigh

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21
Q

action of obturator externus

A

laterally rotates thigh

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22
Q

action of gemellus inferior

A

laterally rotates thigh

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23
Q

action of quadratus femoris

A

laterally rotates thigh

24
Q

what muscles adduct the thigh

A

pectineus, adductor longus, adductor brevis, adductor magnus, gracilis

25
Q

what muscles adduct and FLEX thigh

A

pectineus, adductor longus, adductor brevis, gracilis

26
Q

what muscle adducts and extends thigh

A

adductor magnus

27
Q

action of pectineus

A

adducts and flexes thigh

28
Q

action of adductor longus

A

adducts and flexes thigh

29
Q

action of adductor brevis

A

adducts and flexes thigh

30
Q

action of adductor magnus

A

adducts and EXTENDS thigh

31
Q

action of gracilis

A

adducts and flexes thigh

32
Q

what muscles extend the knee?

A

rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

33
Q

what muscle extends knee and flexes thigh

A

rectus femoris

34
Q

what muscle aids in knee and hip flexion

A

sartorius

35
Q

action of rectus femoris

A

extends knee, flexes thigh

36
Q

action of vastus lateralis, medialis, and intermedius

A

extends knee

37
Q

action of sartorius

A

aids in knee and hip flexion

38
Q

what muscle is innervated by the inferior gluteal nerve?

A

gluteus maximus

39
Q

what muscles are innervated by the superior gluteal nerve

A

gluteus medius and minimus, tensor fasciae latae

40
Q

what nerve innervates the gluteus maximus

A

inferior gluteal nerve

41
Q

what nerve innervates the gluteus medius and gluteus minimus and tensor fasciae latae

A

superior gluteal nerve

42
Q

what nerve innervates the pectineus

A

femoral nerve

43
Q

what nerve innervates the adductor longus and brevis

A

obturator nerve

44
Q

what nerve innerates the adductor magnus

A

obturator nerve/tibial nerve

45
Q

what nerve innervates the gracilis

A

obturator nerve

46
Q

what nerve innervates the thigh adductors

A

femoral nerve

47
Q

what nerve innervates the rectus femoris

A

fermoral nerve

48
Q

what nerve innervates the vastus lateralis, medialis, intermedius, sartorius, and recuts femoris?

A

femoral nerve

49
Q

what muscles flex knee and extend hip during walking or running

A

biceps fermoris, semitendinosus, and semimembranosus

50
Q

what muscle rotates femur laterally to unlock knee and allows for flexion

A

popliteus

51
Q

action of biceps femoris

A

flex knee and extend hip during walking or running

52
Q

action of semitendinosus and semimembranosus

A

flex knee and extend hip during walking or running

53
Q

action of popliteus

A

rotates femur laterally to unlock knee, allows flexion

54
Q

what nerves innervate biceps femoris

A

tibial nerve (long head) and fibular nerve (short head)

55
Q

what nerve innervate the semitendinosus, semimembranosus, and popliteus muscles

A

tibial nerve

human anatomy muscles (5 decks)

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