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BPK 326 > Posterior Hip and thigh > Flashcards

Posterior Hip and thigh Flashcards

1
Q

Gluteus Maximus

A

O: Thoracolumbar fascia; Gluteal fossa of the iliac wing; Sacrotuberous ligament; Posterior and inferior sacrum and coccyx

I: Gluteal tuberosity of the femur; Iliotibial band

I: Inferior gluteal nerve

A: External rotate at the hip; Extension of the thigh at the hip; Abduct the thigh at the hip

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2
Q

Gluteus Medius

A

O: Gluteal fossa of the iliac wing

I: Greater trochanter of the femur

I: Superior gluteal nerve

A: Abduction of the thigh at the hip; Internal rotation of the thigh at the hip (anterior fibers); External rotation of the hip (Posterior fibers)

Working as a whole: Stabilizer of the pelvis

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3
Q

Gluteus Minimus

A

O: Gluteal fossa of the iliac wing

I: Greater trochanter of the femur

I: Superior gluteal nerve

A: Internal rotation of the thigh at the hip; Abduction of the thigh at the hip

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4
Q

Deep muscles of the hip (posterior)

A 
Piriformis
Superior gemellus
Obturator internus
Inferior gemellus
Quadratus femoris
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5
Q

Piriformis

A

O: Anterior surface of the sacrum

I: Greater trochanter of the femur

I: Branches of the sacral plexus

A: External rotation of the thigh at the hip; Abduction of the thigh at the hip (if thigh is flexed)

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6
Q

Superior gemellus

A

O: Spine of the ischium (Ishial spine)

I: Greater trochanter of the femur

I: Branched of the sacral plexus

A: External rotation of the thigh at the hip ; Abduction of the thigh at the hip (if thigh is flexed)

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7
Q

Inferior gemellus

A

O: Tuberosity of the ishium (ishial tuberosity)

I: Greater trochanter of fthe femus

I: Branches of the sacral plexus

A: External rotation of the thigh at the hip, Abduction of the thigh at the hip (if the thigh is flexed)

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8
Q

Obturator internus

A

O: Obturator membrane

I: Greater trochanter of the femur; Trochantaric fossa

I: Branches of the brachial plexus

A: External rotation of the thigh at the hip

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9
Q

Quadratus femoris

A

O: Tuberosity of the ishium (ishial tuberosity)

I: Interotrochantaric crest of the femur

A: External rotation of the thigh at the hip; Adduction of the thigh at the hip

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10
Q

Sciatic nerve

A

Passes under piriformis and above superior gemellus

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11
Q

Obturator externus

A

O: Obturator membrane

I: Trocahntaric fossa

A: Adducts the thigh at the hip (in flexion); Laterally/externally rotates the thigh at the hip

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12
Q

Biceps femoris : Long head

A

O: Tuberosity of the ishium (ishial tuberosity)

I: Head of the fibula; Lateral condyle of tibia

I: Tibial Nerve

A: Extension of the thigh at the hip; Flexes the leg at the knee; laterally rotaes the leg if the leg is flexed

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13
Q

Biceps femoris: Short head

A

O: Linea aspera

I: Head of fibula; Lateral condyle of tibia

I: Common peroneal nerve

A: Flexes the leg at the knee; Laterally rotates the leg if the leg is flexed

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14
Q

Semitendinosis

A

O: Tuberosity of the ishium (ishial tuberosity); Sacrotuberous ligament

I: Pes anserinus (proximal tibia)

I: Tibial nerve

A: Extends the thigh at the hip; Flexes the leg at the knee; Internally rotates the leg at the knee

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15
Q

Semimembranosis

A

O: Tuberosity of the Ishium (Ishial Tuberosity)

I: Medial condyle of the tibia

I: Tibial nerve

A: Extends the thigh at the hip; Flexes the leg at the knee; Internally rotate the leg at the knee

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16
Q

Palpable features of the bones of the hip

A 
Iliac crest/Tuberculum
Greater trochanter
Ischial tuberosity
Pubic symphysis
Pubic Tubercle
Patella
Adductor tubercle
Lateral epicondyle of femur
Medial epicondyle of femur
17
Q

Which to ligaments conver the greater and lesser sciatic notches to foramens?

A

Sacrotuberous ligaemnt

Sacrospinal ligament

18
Q

What ligament attaches the head of the femur to the acetabulum?

A

The foveal ligament

19
Q

Exteracapsular ligaments

A

Provides extra stability by limiting hip movement

Anterior:
Ileofemoral ligament

Pubofemoral ligament

Posterior:
Ischiofemoral ligament

20
Q

Fascial compartments of the thigh

A

Anterior (femoral n)
Posterio (Sciatic n)
Medial (obturator n)

21
Q

Sacral plexus

A

Arises from nerve roots L4-S4 to innervate muscles of the gluteal region and the entire lower limb

Branches include: 
The superior gluteal nerve
The inferior gluteal nerve
The nerve to piriformis
Sciatic nerve

Femoral and obturator nerve arises from the lumbar plexus (L2-L4)

22
Q

Gluteal region

A

Buttocks and hips

Superficial gluteal muscles:
Gluteus Maximus
Gluteus Medius
Gluteus Minimus

Deep gluteal muscles:
Piriformis
Superior gemellus
Obturator internus
Inferior gemellus
Quadratus femoris

BPK 326 (12 decks)

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