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Rectus abdominis muscle

rectus abdominis muscle

(Science: anatomy) muscle of ventral abdominal wall, flanking the linea alba, and characterised by tendinous intersections separating its length into multiple bellies; origin, crest and symphysis of the pubis; insertion, xiphoid process and fifth to seventh costal cartilages; action, flexes lumbar vertebral column, draws thorax downward toward pubis; nerve supply, thoracoabdominal nerves.

Synonym: musculus rectus abdominis, rectus muscle of abdomen.


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Re: Tendinous Inscriptions in the Rectus Abdominis

Taking a stab at it - Since the abdominal muscle mainly stabilize the body - I'd assume that the endinous inscriptions and linea alba play a role in this function. They join the muscle to the bone right - namely the ribcage there by holding the ...

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by Novis78
Sun Jan 31, 2010 11:03 am
 
Forum: Human Biology
Topic: Tendinous Inscriptions in the Rectus Abdominis
Replies: 2
Views: 3939

Tendinous Inscriptions in the Rectus Abdominis

... answer (perhaps there is none). Regarding the rectus abdominis, what is the function of the tendinous inscriptions ... such a way that the fibers run the whole length of the muscle? Any insights would be greatly appreciated! Thanks!

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by wushufanatic
Fri Oct 23, 2009 12:55 pm
 
Forum: Human Biology
Topic: Tendinous Inscriptions in the Rectus Abdominis
Replies: 2
Views: 3939


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