Abdomen & Pelvis Flashcards

1
Q

Innervation of EAO

A

T7-T12

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2
Q

Innervation of IAO

A

T7-T12, L1

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3
Q

Innervation of quadratus lumborum

A

T12-L3 (lumbar plexus ventral rami)

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4
Q

Innervation of rectus abdominis

A

T5-T12

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5
Q

Innervation of transversus abdominis

A

T7-T12

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6
Q

Innervation of iliacus

A

femoral

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7
Q

Innervation of psoas

A

L1-L3

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8
Q

Piriformis innervation

A

n to piriformis

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9
Q

Innervation of obturator internus

A

nerve to obturator internus

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10
Q

Innervation of coccygeus

A

S4-S5

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11
Q

Innervation of levator ani

A

levator ani nerve (S4)
Iliococcygeus and pubococcygeus also are innervated by inferior rectal nerve (pudendal S3-4)

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12
Q

What does perineal branch of pudendal nerve innervate?

A

Bulbospongiosus
Ischiocavernosus
External urethral sphincter
Superficial and deep transverse perineal muscles

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13
Q

What attaches to ASIS

A

inguinal ligament

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14
Q

What attaches to iliac tuberosity

A

dorsal and interosseus sacroiliac ligs, iliolumbar ligament

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15
Q

What attaches to pubic tubercle

A

inguinal ligament

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16
Q

What is transmitted through greater sciatic notch?

A

piriformis, superior/inferior gluteal arteries, sciatic, pudendal, and sup/inf gluteal nerves

17
Q

What attaches to inferior pubic ramus

A

ischiocavernous

18
Q

What is transmitted through lesser sciatic notch

A

obturator internus tendon, pudendal nerve, internal pudendal a & v

19
Q

What attaches to ischial tuberosity

A

sacrotuberous ligament

20
Q

What does levator ani attach to

A

tendinous arch of levator ani