Name

Rectus Abdominus

Pronunciation

(REK-tus ab-DOM-i-nus)

Origin/Proximal Attachment

Cartilage of ribs 5-7; xiphoid process

Insertion/Distal Attachment

Pubic crest between pubic tubercle & pubic symphysis

Action/Relevance

Flexes the trunkCompresses the abdomen

Innervation

Intercostal nerves (7th-12th)