Abdominal Wall Muscles

Question 1

Innervation of the abdominal wall muscles

Answer 1

Ventral rami of T7-L2

Question 2

Function abdominal wall muscles

Answer 2

Hold abdominal viscera in place, expiration, defecation, urination, vomiting and childbirth

Question 3

What are the four muscles of the abdominal wall?

Answer 3

Rectus abdominis, external abdominal oblique, internal abdominal oblique and transverse abdominis mm.

Question 4

What are the four aponeurotic divisions of the abdominal muscles?

Answer 4

Anterior and posterior rectal sheaths, tendinous intersection, linea alba

Question 5

Attachments of the inguinal ligament

Answer 5

ASIS to pubic tubercle

Question 6

Contents of the inguinal canal for males and females

Answer 6

Spermatic cord and round ligament

Question 7

What are the three posterior abdominal wall muscles?

Answer 7

Psoas major, iliacus and quadratus lumborum mm.

Question 8

O- Quadratus lumborum m.

Answer 8

Iliac crest

Question 9

I- Quadratus lumborum m.

Answer 9

Transverse processes of L1-4, 12th rib

Question 10

A- Quadratus lumborum m.

Answer 10

Lateral flexion of lumbar vertebral column

Question 11

Inn- Quadratus lumborum m.

Answer 11

Lumbar plexus

Question 12

What are the two muscles of the pelvic diaphragm?

Answer 12

Levator ani and coccygeus mm.