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Anatomy Muscles > Lower Extremity Muscles > Flashcards

Lower Extremity Muscles Flashcards

origin, insertion, action, innervation, blood supply

1
Q

rectus femoris origin

A

anterior inferior iliac spine (AIIS)

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2
Q

rectus femoris insertion

A

patella, through patellar tendon, to tibial tuberosity

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3
Q

rectus femoris action

A

flex hip, extend knee

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4
Q

rectus femoris innervation

A

femoral nerve

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5
Q

rectus femoris blood supply

A

superficial femoral artery

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6
Q

vastus lateralis origin

A

greater trochanter, lateral lip of linea aspera of femur

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7
Q

vastus lateralis insertion

A

patella, through patellar tendon, to tibial tuberosity

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8
Q

vastus lateralis action

A

extend knee

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9
Q

vastus lateralis innervation

A

femoral nerve

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10
Q

vastus lateralis blood supply

A

superficial femoral artery

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11
Q

vastus medialis origin

A

medial lip of linea aspera of femur

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12
Q

vastus medialis insertion

A

patella, through patellar tendon, to tibial tuberosity

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13
Q

vastus medialis action

A

extend knee

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14
Q

vastus medialis innervation

A

femoral nerve

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15
Q

vastus medialis blood supply

A

superficial femoral artery, deep femoral artery

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16
Q

vastus intermedius origin

A

anterior lateral surface of femur

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17
Q

vastus intermedius insertion

A

patella, through patellar tendon, to tibial tuberosity

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18
Q

vastus intermedius action

A

extend knee

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19
Q

vastus intermedius innervation

A

femoral nerve

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20
Q

vastus intermedius blood supply

A

deep femoral artery

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21
Q

articularis genu origin

A

anterior distal femoral shaft

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22
Q

articularis genu insertion

A

knee joint capsule

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23
Q

articularis genu action

A

tenses and pulls the joint capsule proximally during knee extension

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24
Q

articularis genu innervation

A

femoral nerve

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25
Q

articularis genu blood supply

A

deep femoral artery

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26
Q

gracilis origin

A

body and inferior ramus of pubis

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27
Q

gracilis insertion

A

medial surface of proximal tibia (pes anserine), distal to medial condyle

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28
Q

gracilis action

A

add hip, medial rot of hip if knee is flex, knee flex

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29
Q

gracilis innervation

A

obturator nerve

30
Q

gracilis blood supply

A

medial circumflex femoral artery

31
Q

biceps femoris long origin

A

ischial tuberosity

32
Q

biceps femoris long insertion

A

head of fibula

33
Q

biceps femoris long action

A

ext hip, flex knee, lateral rot knee

34
Q

biceps femoris long innervation

A

tibial nerve

35
Q

biceps femoris long blood supply

A

deep femoral artery

36
Q

biceps femoris short origin

A

linea aspera of femur

37
Q

biceps femoris short insertion

A

head of fibula

38
Q

biceps femoris short action

A

flex knee, lateral rot knee

39
Q

biceps femoris short innervation

A

common fibular nerve

40
Q

biceps femoris short blood supply

A

popliteal artery

41
Q

semimembranosus origin

A

ischial tuberosity

42
Q

semimembranosus insertion

A

medial condyle of tibia

43
Q

semimembranosus action

A

ext hip, flex knee, medial rot knee

44
Q

semimembranosus innervation

A

tibial nerve

45
Q

semimembranosus blood supply

A

-deep femoral artery
-popliteal artery

46
Q

semitendinosus origin

A

ischial tuberosity

47
Q

semitendinosus insertion

A

medial surface of proximal tibia (pes anserine), distal to medial condyle

48
Q

semitendinosus action

A

ext hip, flex knee, medial rot knee

49
Q

semitendinosus innervation

A

tibial nerve

50
Q

semitendinosus blood supply

A

-deep femoral artery
-popliteal artery

51
Q

popliteus origin

A

lateral femoral condyle

52
Q

popliteus insertion

A

prox 1/3 posterior tibia (prox to soleal line)

53
Q

popliteus action

A

ext hip, flex knee, lateral rot knee

54
Q

popliteus innervation

A

tibial nerve

55
Q

popliteus blood supply

A

popliteal artery

56
Q

iliacus origin

A

Iliac fossa

57
Q

iliacus insertion

A

lesser trochanter of femur

58
Q

iliacus action

59
Q

iliacus innervation

A

femoral nerve

60
Q

iliacus blood supply

A

iliolumbar artery

61
Q

psoas major origin

A

bodies and transverse processes of all lumbar vertebrae

62
Q

psoas major insertion

A

lesser trochanter of femur

63
Q

psoas major action

64
Q

psoas major innervation

A

lumbar nerves 2-4

65
Q

psoas major blood supply

A

iliolumbar artery

66
Q

rectus femoris origin

A

anterior inferior iliac spine

67
Q

rectus femoris insertion

A

patella and through patella tendon to tibial tuberosity

68
Q

rectus femoris action

A

-flex hip
-extend knee

69
Q

rectus femoris innervation

A

femoral nerve

70
Q

rectus femoris blood supply

A

superficial femoral artery

Anatomy Muscles (1 decks)

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