Anterior Abdominal Wall

Question 1

Recuts abdominus

Answer 1

Inferior attachment: Pubic Crest & pubic tubercle
Superior attachment: xiphoid process and costal catlrtilages of ribs 5-7

Bilateral: flexion of lumbar and upper thoracic IVJ’s

Hypomere, as it is innervated by thoracic ventral rami

Question 2

External oblique

Answer 2

Inferior attachment: linea alba, pubic tubercle & anterior 1/2 iliac crest

Superior attachment: external surfaces of ribs 8-12

Unilateral: contra lateral rotation, lat flex of lumbar IVJS

Question 3

Internal oblique

Answer 3

Inferior attachment:
Anterior iliac crest & thoracolumbar fascia

Superior attachment:
Inferior border of ribs 10-12

Unilateral: ipsilateral rotation, lat flex of lumbar IVJ’s,

Question 4

Transverse abdominus

Answer 4

Inferior attachment:
Thoracolumbar fascia

Superior attachment:
Linea alba, pubic crest

Bilateral: IAP