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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
What are the actions of the glut medius?
Abduct thigh Anterior= infernal rotation, flexion of hip Posterior= external rotation of thigh, extension of hip
26
What is the blood supply of the glut medius?
Superior gluteal artery
27
What is the innervation of the glut med?
Superior gluteal nerve
28
What are the attachments of the glut med?
Gluteal surface of ilium | Greater trochanter
29
What are the actions of the glut minimis?
Abduction of thigh | Medial rotation of thigh
30
What is the blood supply of the glut min?
Superior gluteal
31
What is the innervation of the glut min?
Superior gluteal
32
What are the attachments of the glut min?
Anterior and inferior gluteal lines | Greater trochanter
33
What is the action of the superior gemellus?
Laterally rotate thigh
34
What is the blood supply of the superior gemellus?
inferior gluteal artery
35
What is the innervation of the superior gemellus?
L5-S2
36
What are the attachments of the superior gemellus?
Spine ofischium | Obturator internus tendon
37
What is the action of the inferior gemellus?
Laterally rotate thigh
38
What is the blood supply of the inferior gemellus?
Inferior gluteal artery
39
What us the innervation of the inferior gemellus?
L4-S1
40
What are the attachments of the inferior gemellus?
Ischial tuberosity | Obturator internus tendon
41
What are the actions of the quadrates femoris?
Laterally rotate thigh | Adduct thigh
42
What is the blood supply of the quadrates femurs?
medial circumflex femoral artery
43
Wat is the innervation of the quadrates femurs?
L4-s1
44
What are the attachments of the quadrates femurs?
Ischial tuberosity | Intertrochanteric crest
45
What are the actions of the tensor fasciae latae?
Flexion of hipp Medial rotation Abduction Lateral rotation of knee
46
What is the blood supply of the tensor fasciae latae?
Lateral circumflex femoral artery
47
What is the innervation of the tensor fasciae latae?
L4-S1
48
What are the attachments of the tensor fasciae latae?
ASIS | IT tract

MSK AM (37 decks)

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