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Anatomy Lab > Hip & Pelvis Muscles > Flashcards

Hip & Pelvis Muscles Flashcards

1
Q

Iliacus origin

A

Iliac fossa

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2
Q

Iliacus insertion

A

Lesser trochanter

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3
Q

Iliacus action

A

Flex the hip

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4
Q

Iliacus blood supply

A

Iliolumbar artery

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5
Q

Iliacus innervation

A

Femoral nerve

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6
Q

Psoas major origin

A

Bodies & transverse processes of all lumbar vertebrae

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7
Q

Psoas major action

A

Flex the hip

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8
Q

Psoas major blood supply

A

Iliolumbar artery

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9
Q

Psoas major innervation

A

Lumbar nerves 2-4

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10
Q

Psoas major insertion

A

Lesser trochanter

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11
Q

Sartorius origin

A

Anterior superior iliac spine (ASIS)

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12
Q

Sartorius insertion

A

Pes anserine (medial surface of proximal tibia)

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13
Q

Sartorius action

A

Flex the hip, flex the knee, laterally rotate hip, hip abduction

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14
Q

Sartorius blood supply

A

5-11 BV

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15
Q

Sartorius innervation

A

Femoral nerve

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16
Q

Gluteus Maximus (origin)

A

Lateral surface of ilium Behind posterior gluteal line

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17
Q

Gluteus Maximus insertion

A

IT band (iliotibial tract) & gluteal tuberosity of femur

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18
Q

Gluteus Maximus action

A

Extends hip, abducts hip, lateral rotates hip

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19
Q

Gluteus Maximus innervation

A

Inferior gluteal nerve

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20
Q

Gluteus Maximus blood supply

A

Inferior & superior gluteal arteries

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21
Q

Adductor magnus origin

A

Inferior ramus of pubis, ramus of ischium, Ischial tuberosity

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22
Q

Adductor magnus insertion

A

Adductor tubercle & linea aspera

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23
Q

Adductor magnus action

A

Hip adduction, hip extension

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24
Q

Adductor Magnus blood supply

A

Deep femoral artery

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25
Q

Adductor Magnus innervation

A

Obturator & sciatic nerves

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26
Q

Gluteus medius origin

A

Lateral surface of ilium Between posterior and anterior gluteal lines

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27
Q

Gluteus medius insertion

A

Greater trochanter

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28
Q

Gluteus medius action

A

Hip abduction!
Anterior fibers - medially rotate & flex
Posterior fibers - laterally rotate & extend

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29
Q

Gluteus medius blood supply

A

Superior gluteal artery

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30
Q

Gluteus medius innervation

A

Superior gluteal nerve

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31
Q

Gluteus minimus origin

A

Lateral surface of ilium between anterior and inferior gluteal lines

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32
Q

Gluteus minimus insertion

A

Greater trochanter

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33
Q

Gluteus minimus action

A

Abduct hip
Medial rotation and flexion of hip

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34
Q

Gluteus minimus blood supply

A

Superior gluteal artery

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35
Q

Gluteus minimus innervation

A

Superior gluteal nerve

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36
Q

Tensor fasciae latae origin

A

Iliac crest

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37
Q

Tensor fasciae latae insertion

A

IT band (head of fibula)

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38
Q

Tensor fasciae latae action

A

Medial rotation of hip, hip flexion, hip abduction

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39
Q

Tensor fasciae latae blood supply

A

Deep branch of superior gluteal artery

40
Q

Tensor fasciae latae innervation

A

Superior gluteal nerve

41
Q

Pectineus origin

A

Superior ramus of pubis

42
Q

Pectineus insertion

A

Femur, distal to lesser trochanter

43
Q

Pectineus action

A

Hip adduction, hip flexion

44
Q

Pectineus blood supply

A

Anterior division of Obturator artery

45
Q

Pectineus innervation

A

Femoral nerve

46
Q

Adductor longus origin

A

Pubic tubercle

47
Q

Adductor longus insertion

A

Medial lip of linea aspera

48
Q

Adductor longus action

A

Adducts hip, hip flexion

49
Q

Adductor longus blood supply

A

Anterior division of Obturator artery

50
Q

Adductor longus innervation

A

Obturator nerve

51
Q

Adductor brevis origin

A

Body and inferior ramus of pubis

52
Q

Adductor brevis insertion

A

Pectineal line

53
Q

Adductor brevis action

A

Adducts and flex hip

54
Q

Adductor brevis blood supply

A

Anterior division of Obturator artery

55
Q

Adductor brevis innervation

A

Obturator nerve

56
Q

Quadratus femoris origin

A

Ischial tuberosity

57
Q

Quadratus femoris insertion

A

Posterior femur between trochanters

58
Q

Quadratus femoris action

A

Hip adduction, lateral rotation of hip

59
Q

Quadratus femoris innervation

A

Nerve to Quadratus femoris

60
Q

Quadratus femoris blood supply

A

Inferior gluteal artery

61
Q

Piriformis origin

A

Sacrum anterior surface

62
Q

Piriformis insertion

A

Greater trochanter

63
Q

Piriformis action

A

Thigh abduction when knee flexed, lateral rotation of hip

64
Q

Piriformis innervation

A

Sacral nerves 1-2

65
Q

Piriformis blood supply

A

Inferior branch of lateral sacral artery

66
Q

Obturator internus origin

A

Obturator membrane (bone around Obturator foramen)

67
Q

Obturator internus insertion

A

Medial surface of greater trochanter

68
Q

Obturator internus action

A

Laterally rotate hip, thigh abduction when knee flexed

69
Q

Obturator internus blood supply

A

Obturator artery

70
Q

Obturator internus innervation

A

Nerve to Obturator internus

71
Q

Obturator externus origin

A

Obturator membrane (bone around Obturator foramen) - external side

72
Q

Obturator externus insertion

A

Intertrochanteric fossa (between trochanters)

73
Q

Obturator externus action

A

Lateral rotation of hip

74
Q

Obturator externus innervation

A

Obturator nerve

75
Q

Obturator externus blood supply

A

Obturator artery

76
Q

Superior gemellus origin

A

Ischial spine

77
Q

Superior gemellus insertion

A

Superior border of Obturator internus tendon

78
Q

Superior gemellus action

A

Lateral rotation of hip, thigh abduction when hip flexed

79
Q

Superior gemellus innervation

A

Nerve to Obturator internus

80
Q

Superior gemellus blood supply

A

Internal pudendal artery

81
Q

Inferior gemellus origin

A

Ischial tuberosity

82
Q

Inferior gemellus insertion

A

Inferior border of Obturator internus tendon

83
Q

Inferior gemellus action

A

Lateral rotation of hip, thigh abduction when hip flexed

84
Q

Inferior gemellus innervation

A

Nerve to Quadratus femoris

85
Q

Inferior gemellus blood supply

A

Medial circumflex femoral artery

86
Q

Levator ani origin

A

Pubis, Ischial spine, fascia between the two

87
Q

Levator ani insertion

A

Coccyx, midline around pelvic organs

88
Q

Levator ani action

A

Support pelvic viscera, pulls anal canal upward

89
Q

Levator ani blood supply

A

Inferior gluteal artery
Pudendal artery

90
Q

Levator ani innervation

A

Sacral nerves 3-4

91
Q

Ischio-coccygeus origin

A

Ischial spine

92
Q

Ischio-coccygeus insertion

A

Lower sacrum, upper coccyx

93
Q

Ischio-coccygeus action

A

Pulls coccyx anteriorly
Support pelvic viscera

94
Q

Ischio -coccygeus blood supply

A

Internal pudendal artery
Inferior gluteal artery,
Inferior vesical artery

95
Q

Ischio-coccygeus innervation

A

Sacral nerves 4-5

Anatomy Lab (11 decks)

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