Hip muscles Flashcards

1
Q

Psoas major

A

Origin: vertebral bodies of T12-L4, intervertebral discs between T12-L4, transverse processes of L1-L5
Insertion: lesser trochanter of femur
Innervation: ventral rami of spinal nerve L1-3

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2
Q

Iliacus

A

Origin: iliac fossa
insertion: lesser trochanter of femur
Innervation: Femoral nerve (L1-3)

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3
Q

Sartorius

A

Origin: ASIS
Insertion: proximal tibia below medial condyle
Innervation: Femoral nerve (L2-3)

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4
Q

Gluteus maximus

A

Origin: posterior sacrum and coccyx, gluteal surface of ilium, thoracolumbar fascia
Insertion: Iliotibial tract, gluteal tuberosity of femur
Innervation: Inferior gluteal nerve (L5,S1, S2)

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5
Q

Gluteus medius

A

Origin: gluteal surface of ilium
Insertion: greater trochanter of femur
Innervation: Superior gluteal nerve (L4-S1)

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6
Q

Gluteus minimus

A

Origin: gluteal surface of ilium
Insertion: greater trochanter of femur
Innervation: Superior gluteal nerve (L4-S1)

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7
Q

Tensor fascia latae

A

Origin: iliac crest, ASIS
Insertion: Iliotibial tract
Innervation: Superior gluteal nerve (L4-S1)

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8
Q

Adductor longus

A

Origin: body of pubis
Insertion: linea aspera of femur
Innervation: Obturator nerve (L2-L4)

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9
Q

Adductor brevis

A

Origin: body of pubis, inferior pubic ramus
Insertion: linea aspera of femur
Innervation: Obturator nerve (L2-L4)

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10
Q

Adductor magnus

A

Origin: inferior pubic ramus, ischial tuberosity
Insertion: gluteal tuberosity, linea aspera, adductor tubercle
Innervation: Obturator nerve (L2-L4) and Tibial nerve (L4)

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11
Q

Gracilis

A

Origin: body of pubis, inferior pubic ramus, ischial ramus
Insertion: medial surface of proximal tibia
Innervation: Obturator nerve (L2-3)

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12
Q

Pectineus

A

Origin: superior pubic ramus
Insertion: pectineal line and linea aspera of femur
Innervation: Femoral and obturator nerve (L2-3)

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13
Q

Obturator internus

A

Origin: posterior surface of obturator membrane
Insertion: greater trochanter
Innervation: nerve to obturator internus (L5 and S1)

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14
Q

Obturator externus

A

Origin: anterior surface of obturator membrane
Insertion: trochanteric fossa of femur
Innervation: Obturator nerve (L3 and L4)

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15
Q

Gemellus superior

A

Origin: ischial spine
Insertion: greater trochanter
Innervation: Nerve to obturator internus (L5 and S1)

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16
Q

Gemellus inferior

A

Origin: ischial tuberosity
Insertion: greater trochanter of femur
Innervation: Nerve to quadratus femoris (L4 -S1)

17
Q

Quadratus femoris

A

Origin: ischial tuberosity
Insertion: intertrochanteric crest
Innervation: Nerve to quadratus femoris (L4-S1)

18
Q

Piriformis

A

Origin: anterior sacrum and gluteal surface of ilium
Insertion: greater trochanter
Innervation: Nerve to piriformis (S1-S2)