external oblique (muscle)
Definition: flat muscle of abdomen; origin, external surfaces of fifth to twelfth ribs; insertion, anterior half of lateral lip of iliac crest and inguinal ligament inferiorly, and continuing medially as part of the anterior layer of the rectus sheath; action, supports and compresses abdominal viscera; flexes and rotates trunk; nerve supply, thoracoabdominal nerves.
Synonym(s): musculus obliquus externus abdominisTA, abdominal external oblique (muscle)
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.