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Anatomy > 30. Gluteal Region and Hip Joint > Flashcards

30. Gluteal Region and Hip Joint Flashcards

1
Q

Be able to label bony features of hip bone

A

Slides 3+4

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2
Q

Which ligaments make up the greater and lesser sciatic foramen?

A

Sacrospinous

Sacrotuberous

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3
Q

Which angles describe the position of the femur?

A

Angle of inclination and anteversion (torsion)

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4
Q

Be able to label bony features of the femur

A

Slide 7

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5
Q

Name the muscles of the gluteal region that laterally rotate the hip (5)

A 
Gluteus Maximus (primarily an extensor)
Piriformis
Obturator internus
Gemelli
Quadratus femoris
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6
Q

Name the muscles of the gluteal region that medially rotate and abduct the hip (2)

A

Gluteus medius

Gluteus minimus

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7
Q

What is the role of tensor fasciae latae?

A

Support

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8
Q

Origin of gluteus maximus?

A

Sacrum
Sacrotuberous ligament
Ilium behind posterior gluteal line

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9
Q

Insertion of gluteus maximus?

A

Iliotibial tract

Gluteal tuberosity of femur

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10
Q

Action of gluteus maximus?

A

Extends hip

Assists lateral rotation

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11
Q

Innervation of gluteus maximus?

A

Inferior gluteal nerve L5, S1, S2

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12
Q

Origin of tensor fasciae latae?

A

Anterior iliac crest

ASIS

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13
Q

Insertion of tensor fasciae latae?

A

Iliotibial tract

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14
Q

Function of tensor fasciae latae?

A

Tenses fasciae latae and IT tract

Supports femur on tibia during standing

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15
Q

Innervation of tensor fasciae latae?

A

Superior gluteal nerve L4, L5, S1

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16
Q

Origin of gluteus medius?

A

Ilium between posterior and anterior gluteal lines

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17
Q

Insertion of gluteus medius?

A

Greater trochanter of femur (lateral surface)

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18
Q

Action of gluteus medius?

A

Abducts and medially rotates hip

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19
Q

Innervation of gluteus medius?

A

Superior gluteal nerve L4, L5, S1

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20
Q

Origin of gluteus minimus?

A

Ilium between anterior and inferior gluteal lines

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21
Q

Insertion of gluteus minimus?

A

Greater trochanter of femur (anterior surface)

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22
Q

Action of of gluteus minimus?

A

Abducts and medially rotates hip

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23
Q

Innervation of gluteus minimus?

A

Superior gluteal nerve

24
Q

Origin of piriformis?

A

Anterior sacrum and sacrotuberous ligament

25
Q

Insertion of piriformis?

A

Greater trochanter of femur (superior border)

26
Q

Through which foramen does piriformis pass?

A

Greater sciatic

27
Q

Action of piriformis?

A

Laterally rotates hip

28
Q

Innervation of piriformis?

A

Anterior rami of S1, S2

29
Q

Origin of obturator internus?

A

Pelvic surface of obturator membrane

30
Q

Insertion of obturator internus?

A

Medial side of greater trochanter (trochanteric fossa)

31
Q

Through which foramen does the obturator internus pass?

A

Lesser sciatic foramen

32
Q

Action of obturator internus?

A

Laterally rotates hip

33
Q

Innervation of obturator internus?

A

Nerve to obturator internus L5, S1

34
Q

Origin of gemelli?

A

Superior - ischial spine

Inferior - ischial tuberosity

35
Q

Insertion of gemelli?

A

Blends with tendon of obturator internus

36
Q

Action of gemelli?

A

Laterally rotate hip

37
Q

Innervation of gemelli?

A

Superior - nerve to obturator internus

Inferior - nerve to quadratus femoris

38
Q

Origin of quadratus femoris?

A

Ischial tuberosity

39
Q

Insertion of quadratus femoris?

A

Quadrate tubercle on intertrochanteric crest of femur

40
Q

Action of quadratus femoris?

A

Laterally rotates hip

41
Q

Innervation of quadratus femoris?

A

Nerve to quadratus femoris (L5, S1)

42
Q

Origin of obturator externus?

A

Outer surface of obturator membrane

43
Q

Insertion of obturator externus?

A

Trochanteric fossa

44
Q

Action of obturator externus?

A

Laterally rotates hip

45
Q

Innervation of of obturator externus?

A

Obturator nerve L3, L4

46
Q

Divisions of sciatic nerve?

A

Tibial

Common fibular

47
Q

Spinal nerve roots of posterior cutaneous nerve of thigh?

A

S1, S2, S3

48
Q

Which branch of posterior cutaneous nerve of thigh supplies the inferior half of buttock?

A

Inferior clunial nerves

49
Q

From which bony features does the iliofemoral ligament attach?

A

AIIS to intertorchanteric line

50
Q

What movements does the iliofemoral ligament limit?

A

Extension
Lateral rotation
Adduction (upper band)
Abduction (lower band)

51
Q

From which bony features does the pubofemoral ligament attach?

A

Iliopubic eminence to lower part of intertochanteric line

52
Q

What movements does the pubofemoral ligament limit?

A

Extension
Lateral rotation
Abduction

53
Q

From which bony features does the ischiofemoral ligament attach?

A

Posterior aspect of acetabulum to greater trochanter

54
Q

What movements does the ischiofemoral ligament limit?

A

EXTENSION
Medial rotation
ADDUCTION

(not what you would expect - due to ‘spiraling’ of ligament)

55
Q

Blood supply to the hip joint? (3)

A

Medial circumflex femoral
Lateral circumflex femoral
Acetabular branch (artery to head of femur)

Anatomy (49 decks)

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