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Anatomy Part II > Gluteal Region And Post Thigh > Flashcards

Gluteal Region And Post Thigh Flashcards

1
Q

What ligament provides a clear line of demarcation between the trunk and lower extremity

A

Inguinal ligament

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2
Q

What is the transitional some

A

The gluteal region

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3
Q

What is the gluteal region bounded by

A

Superior: iliac crest
Medially: inter gluteal cleft
Inferiorlly: gluteal fold

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4
Q

What nerve innervates gluteal max

A

Inferior gluteal nerve

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5
Q

What is the tricep coaxed group

A

Superior gemellus
Obturator internus
Inferior gemellus

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6
Q

The ilium is for weight bearing

A

True

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7
Q

The ischium and Pubis are for muscle attachments

A

True

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8
Q

What is the orientation of the femur and why

A

Obliquely to put the knees more adjacent and inferior to the trunk

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9
Q

What type of joint is anterior sacroiliac

A

Synovial

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10
Q

What type of joint is posterior sacroiliac

A

Syndesmosis

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11
Q

What are the posterior sacroiliac ligaments

A

Continuation of deeper Interosseous ligaments and connect the tuberosity of the sacrum and ilium

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12
Q

What are the illiolumbar ligaments

A

Strengthen the lumbosacral joints by spanning from the TPS of L4,5 to the ilium

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13
Q

What ligaments create the lesser sciatic Foramen

A

Sacrotuberous
Sacrospinous

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14
Q

What is the greater sciatic foramen

A

An opening for structures entering or leaving the pelvis

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15
Q

What is the lesser sciatic foramen

A

An opening for structures entering or leaving the perineum

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16
Q

What kind of joint is the hip joint

A

Ball and socket

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17
Q

What attaches to the fovea on the femoral head

A

Ligament of the femoral head

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18
Q

What covers the rim of the acetabulum

A

The lunate surface

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19
Q

What is continuous with the acetabular labrum

A

The transverse acetabular ligament

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20
Q

What is the most common hip dislocation

A

Anterior trauma with femur flexed adducted and Medially rotated

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21
Q

What is the capsule

A

Strong yet loose and attaches from the acetabular rim , and transverse acetabular ligament, but only to the intertrochanteric line ANTERIORLY

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22
Q

What is the Y shaped ligament

A

Illiofemoral ligament

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23
Q

Where does the illiofemoral ligament attach

A

AIIS and acetabular rim to intertrochanteric line

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24
Q

What is the illiofemoral ligament check rein

A

Prevents hyper extension by screwing the femoral head into the acetabulum

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25
Q

Where does the publfemoral ligament attach

A

Obturator crest of pubic bone to blending with capsule and illiofemoral ligament

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26
Q

What is the pubofemoral ligament check Rein

A

Prevents hyper abduction of the hip but also tightens during extension

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27
Q

Where does the ischiocfemoral ligament attach

A

From the ischial part of the acetabular rim to the neck of the femur, medial to the greater trochanter

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28
Q

What does the ischiofemoral ligament check

A

Hyperextension

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29
Q

Is there a capsular attachment to the posterior aspect of the femur

A

No

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30
Q

What is the main blood supply to the hip

A

Medial circumflex femoral artery

31
Q

Where does the medial femoral circus,flex artery arise from

A

The deep femoral artery near the next of the femur

32
Q

Where does the artery of the femoral head travel through

A

The ligament to the head of the femur

33
Q

If a femoral neck is fractured and does not allow the medial circumflex artery to fully supply the area what artery takes over

A

The Obturator artery

34
Q

What is the superficial layer of gluteal muscles

A

Gluteus Maximus
Gluteus medius
Gluteus minimum
Tensor of fascia lata

35
Q

What is the deep layer of gluteal muscles

A

Piriformis
Obturator internus
Superior gemellus
Inferior gemellus
Quadratus femoris

36
Q

The superficial gluteal muscles all share a common proximal attachment and action, what is it

A

Prox: ala and crest of ilium
They extend, abduct, and Medially rotate the thigh

37
Q

What is the largest nerve in the body

A

Sciatic nerve

38
Q

When does the sciatic nerve have target points

A

Once it gets to the thigh

39
Q

What does the clunial nerve supply

A

Skin of the buttocks
The superior and middle clunial nn are posterior rami coming from upper lumbar and sacral levels

40
Q

What nerves pass through the greater sciatic foramen

A

Superior gluteal
Inferior gluteal
Sciatic
N to Quadratus femoral
N to Obturator internus
Posterior cutaneous n of thigh
Pudendal n

41
Q

All except what nerve emerges inferior to piriformis muscle

A

Superior gluteal nerve

42
Q

What does the superior gluteal nerve innervates

A

Gluteus medius
Gluteus minimus
Tensor of fascia lata

43
Q

What does inferior gluteal nerve innervates

A

Gluteus Maximus

44
Q

What does nerve to quadratus femoris innervate

A

Inferior gemellus
Quadratus femoris

45
Q

What does posterior cutaneous nerve of the thigh innervates

A

Large area of skin including inferior half of buttock, posterior thigh, and popliteal fossa, lateral perineum and upper medial thigh

46
Q

What gives off inferior clunial n

A

Posterior cutaneous nerve of the thigh

47
Q

What does pudendal nerve innervate

A

It is most medial and dives into pelvis through lesser sciatic foramen.
No function in gluteal region or posterior thigh

48
Q

What ligament does the pudendal nerve wrap around

A

Sacrospinous ligament

49
Q

What does nerve to Obturator internus innervate

A

Superior gemellus
Obturator internus

50
Q

What nerve is affected during a positive trendelenburg gait

A

Superior gluteal nerve

51
Q

What are intragluteal injections

A

Injections into gluteal muscles bc they have great bulk for absorption of medication

52
Q

What arteries are branches of internal iliac artery

A

Superior gluteal
Inferior gluteal
Internal pudendal

53
Q

What artery remains anterior and passes through the femoral canal ti supply lower extremity structures

A

External iliac arteries

54
Q

Where does the superior gluteal artery emerge through

A

The greater sciatic foramen superior to piriformis to supply the gluteal muscles

55
Q

Where does the superior gluteal artery have anastomosis

A

To the medial circumflex femoral arteries

56
Q

Where does the inferior gluteal artery emerge from

A

The greater sciatic foramen inferior to piriformis m. Along with the superior parts of the hamstrings

57
Q

Where does the inferior gluteal artery for, anastomoses

A

Around the hip with the circumflex femoral arteries

58
Q

Where does the internal pudendal artery emerge from

A

That along with pudendal nerve come out the greater sciatic foramen and back into the pelvis through the lesser sciatic foramen

59
Q

What does the Internal pudendal artery supply

A

Perineal skin, external genitalia and perineal muscles

60
Q

Where do the branches of the deep artery of the thigh penetrate

A

Aponeurosis aspect of the adductor magnus muscle

61
Q

What is the main blood supply of the thigh

A

Medial circumflex artery

62
Q

What are the hamstring muscles

A

Semitendinosus
Smimembranosus
Long head of bicep femoris

63
Q

What are the criteria to be a true hamstring muscle

A

Proximal attachment to ischial tuberosity
Act on 2 joints: extend thigh at the hip
Flex leg at the knee
Innervates by tibial division of sciatic nerve

64
Q

What ligament is continuous with the semimembranosus

A

Oblique popliteal ligament

65
Q

What ligament is continuous with bicep femoral

A

Arcuate ligament

66
Q

Does the sciatic nerve supply muscles in the gluteal region

A

NO

67
Q

What does sciatic nerve supply

A

Posterior thigh and all leg and foot muscles

68
Q

What are the two nerves sciatic nerve is comprise of

A

Tibial nerve
Common Fibular nerve

69
Q

Where does the sciatic nerve emerge from

A

Pelvis, inferior to the piriformis through the greater sciatic foramen,

70
Q

What is the usual location for when the sciatic nerve splits into tibial and common Fibular

A

Usually superior to popliteal fossa

71
Q

What does the tibial n innervate

A

Hamstring muscles

72
Q

What does the common Fibular nerve innervate

A

Short head of bicep femoris and posterior thigh compartment

73
Q

Everything inferior to the knee, is innervates by branches of the sciatic nerve, with one exception being what nerve

A

Saphenous nerve

Anatomy Part II (5 decks)

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