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Anatomy > The Hip > Flashcards

The Hip Flashcards

1
Q

Describe the auricular surface of the acetabulum (3)

A

Horse shoe shaped
Hyaline cartilage
Thickest at superior portion

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2
Q

Deepest layer of the acetabulum is the ____

A

Labrum

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3
Q

In the middle of the acetabulum is a____

A

Fat pad for absorption of shock/pressure

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4
Q

Attachments of the joint capsule of the hip (5)

A 
Margin of acetabulum 
Transverse acetabular ligament 
Margin of obturator foramen 
Anterior aspect of trochanteric line
Posterior aspect of neck of femur
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5
Q

Describe coverage of the synovial membrane of the hip

A

Lines joint capsule, covers hyaline cartilage, reflects back on itself to surround ligamentum trees and cover fat pad of acetabulum

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6
Q

Ligaments in the hip (5)

A 
Transverse ligament
Iliofemoral ligament
Ischiofemoral ligament
Pubofemoral ligament
Ligamentum teres
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7
Q

Attachments of the transverse acetabular ligament

A

Spans the acetabular notch

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8
Q

Attachments of Iliofemoral ligament

A

AIIS to intertrochanteric line (Y shape, vert fibres to inf of line, oblique lat fibres to sup of line)

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9
Q

Attachments of pubofemoral ligament

A

Medial aspect of acetabular rim and superior pubic ramus to neck of femur and anterior medial joint capsule
(Blends with medial fibres of iliofemoral ligament)

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10
Q

Attachments of ischiofemoral ligament

A

Posterior acetabular margin to superior anterior aspect of femoral neck

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11
Q

Attachments of ligamentum teres

A

Margin of acetabular notch to fovea of head of femur

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12
Q

Attachments of glute max (8!)

A 
Posterior to posterior gluteal line
Posterior surface of ilium
Dorsal surface of lower sacrum
Dorsal surface of coccyx
Sacrotuberous ligament
Erector spinae aponeurosis
Inserts: 2/3 to ITB
Deep 1/3 attaches to gluteal tuberosity
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13
Q

Actions of glute max (1 primary, 4 secondary)

A

Primary: hip extension
Secondaries: abduction (sup fibres), adduction (deep fibres), lateral rotation of hip, posterior hip rotation

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14
Q

Innervation of glute max

A

Inferior gluteal nerve (L5-S2)

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15
Q

Attachments of glute med (2)

A

Origin Anterior to posterior gluteal line and superior to anterior gluteal line
Inserts into ridge on lateral surface of greater trochanter

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16
Q

Actions of glute med (6)

A

Abduction
Ant fibres internally rotate and flex
Post fibres externally rotate and extend
Level the pelvis

17
Q

Innervation of glute med

A

Superior gluteal nerve L4 to S1

18
Q

Attachments of glute min (3)

A

Origin between anterior and inferior gluteal lines

Anterior border of greater trochanter and joint capsule of hip

19
Q

Actions of glute min (3)

A

Abduction
Flexion
Internal rotation

20
Q

Innervation of glute min

A

Superior gluteal line, L4 to S1

21
Q

Attachments of piriformis (2)

A

Anterolateral surface of sacrum

Superior border of greater trochanter of femur (passes anterior to sacrotuberous ligament)

22
Q

Actions of piriformis (3)

A

Abduction (in flexion)
Lateral rotation
Stabilization

23
Q

Innervation of piriformis

A

Nerve to piriformis, S1/S2

24
Q

Attachments of obturator internus (3)

A

Posterior aspect of obturator membrane
Posterior aspect of ischium enclosing membrane
Medial surface of greater trochanter (superior to greater trochanteric fossa)

25
Q

Actions of Obturator internus (3) (part of triceps coxae)

A

Abduction of hip (in flexion)
Lateral rotation of hip
Stabilization

26
Q

Innervation of obturator internus

A

Nerve to obturator internus, L5-S2

27
Q

Attachments of obturator externus (4)

A

Superior ramus of pubis
Inferior ramus of pubis
Medial 2/3 of anterior aspect of obturator membrane
Trochanteric fossa

28
Q

Actions of obturator externus (2)

A

Lateral rotation of the hip

Abduction (in flexion)

29
Q

Innervation of obturator externus

A

Posterior branch of obturator nerve, L2-L4

30
Q

Attachments of superior gemellus (2)

A

Dorsal surface of spine of ischium

Medial surface greater trochanter

31
Q

Actions of gemellis (triceps coxae)

A

Lateral rotation of the hip
Abduction in flexion of hip
Stabilization of the hip

32
Q

Innervation of superior gemellus

A

Nerve to obturator internus, L5-S2

33
Q

Attachments of gemellus inferior (2)

A

Superior surface of ischial tuberosity

Medial surface of greater trochanter

34
Q

Innervation of gemellus inferior

A

Nerve to quadratus femoris, L4-S1

35
Q

Attachments of quadratus femoris (2)

A

Lateral border of ischial tuberosity

Quadrate tubercle

36
Q

Actions of quadratus femoris (1)

A

Lateral rotation of the hip

37
Q

Innervation of quadratus femoris

A

Nerve to quadratus femoris, L4-S1

Anatomy (7 decks)

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