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MSK AM > Hip muscles > Flashcards

Hip muscles Flashcards

1
Q

What is the action of the psoas major?

A

Flexion of hip

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2
Q

What is the blood supply of the psoas major?

A

Lumbar branch of iliolumbar

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3
Q

What is the innervation of the psoas major?

A

L1-3

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4
Q

What are the attachments of the psoas major?

A

Transverse processes of T12-L5 and discs

Lesser trochanter

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5
Q

What are the actions of the iliacus?

A

Flexion of hip

Medially rotate thigh

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6
Q

What is the blood supply of the iliacus?

A

Iliac branch of iliolumbar

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7
Q

What is the innervation of the iliacus?

A

Femoral nerve

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8
Q

What are the attachments of the iliacus?

A

Upper 2/3 of iliac fossa

Lesser trochanter

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9
Q

What is the action of the piriformis?

A

External rotator of thigh

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10
Q

What is the blood supply of the piriformis?

A

Superior and inferior gluteal arteries

Lateral sacral artery

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11
Q

What is the innervation of the piriformis?

A

L5-S2

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12
Q

What are the attachments of the piriformis?

A

Sacrum

Greater trochanter

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13
Q

What are the actions of the obturator externus?

A

Adduct thigh

Laterally rotate thigh

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14
Q

What is the blood supply of the obturator externes?

A

Obturator artery

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15
Q

What is the innervation of the obturator externes?

A

Obturator nerve

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16
Q

What are the attachments of the obturator externes?

A

Obturator foramen and obturator membrane

Trochanteric fossa

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17
Q

What are the actions of the obturator internus?

A

Abduct thigh

Laterally rotate thugh

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18
Q

What is the blood supply of the obturator internus?

A

Inferior gluteal artery

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19
Q

What is the innervation of the obturator internus?

A

L5-S2

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20
Q

What are the attachments of the obturator internus?

A

Ischiopubic rams and obturator membrane

Medial aspect of greater trochanter

21
Q

What are the actions of the gluteus maximus?

A

Externally rotate thigh

Extend hip

22
Q

What is the blood supply of the glut max?

A

Superior and inferior gluteal

23
Q

What is the innervation of the glut max?

A

Inferior gluteal nerve

24
Q

What are the attachments of the glut max?

A

Gluteal surface of ilium, lumbar fascia, sacrum, sacrotuberous ligament
Gluteal tuberosity and IT tract

25
Q

What are the actions of the glut medius?

A

Abduct thigh
Anterior= infernal rotation, flexion of hip
Posterior= external rotation of thigh, extension of hip

26
Q

What is the blood supply of the glut medius?

A

Superior gluteal artery

27
Q

What is the innervation of the glut med?

A

Superior gluteal nerve

28
Q

What are the attachments of the glut med?

A

Gluteal surface of ilium

Greater trochanter

29
Q

What are the actions of the glut minimis?

A

Abduction of thigh

Medial rotation of thigh

30
Q

What is the blood supply of the glut min?

A

Superior gluteal

31
Q

What is the innervation of the glut min?

A

Superior gluteal

32
Q

What are the attachments of the glut min?

A

Anterior and inferior gluteal lines

Greater trochanter

33
Q

What is the action of the superior gemellus?

A

Laterally rotate thigh

34
Q

What is the blood supply of the superior gemellus?

A

inferior gluteal artery

35
Q

What is the innervation of the superior gemellus?

A

L5-S2

36
Q

What are the attachments of the superior gemellus?

A

Spine ofischium

Obturator internus tendon

37
Q

What is the action of the inferior gemellus?

A

Laterally rotate thigh

38
Q

What is the blood supply of the inferior gemellus?

A

Inferior gluteal artery

39
Q

What us the innervation of the inferior gemellus?

A

L4-S1

40
Q

What are the attachments of the inferior gemellus?

A

Ischial tuberosity

Obturator internus tendon

41
Q

What are the actions of the quadrates femoris?

A

Laterally rotate thigh

Adduct thigh

42
Q

What is the blood supply of the quadrates femurs?

A

medial circumflex femoral artery

43
Q

Wat is the innervation of the quadrates femurs?

A

L4-s1

44
Q

What are the attachments of the quadrates femurs?

A

Ischial tuberosity

Intertrochanteric crest

45
Q

What are the actions of the tensor fasciae latae?

A

Flexion of hipp
Medial rotation
Abduction
Lateral rotation of knee

46
Q

What is the blood supply of the tensor fasciae latae?

A

Lateral circumflex femoral artery

47
Q

What is the innervation of the tensor fasciae latae?

A

L4-S1

48
Q

What are the attachments of the tensor fasciae latae?

A

ASIS

IT tract

MSK AM (37 decks)

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