Anatomy and Cell Biology 2221 Lecture Notes - Lecture 1: Transverse Fascia, Superficial Inguinal Ring, Rectus Sheath
8 Mar 2017
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1st horizontal line @ 10th rib (l3)- subcostal line. 2nd horizontal line - @ l5 where tubercles of iliac crest line up- transtubercular line. What organ is in that particular area: hypochondriac region under cartilage of the ribs, right contains liver, gallbladder, right kidney, small intestine, left spleen, colon, left kidney, pancreas. Bilateral regions: left and right sides: lumbar region, right gallbladder, right colon, liver, left descending colon, left kidney, inguinal region, right appendix, cecum, left sigmoid colon, descending colon. Linea alba- connective tissue line that divides the midline: can see it on a muscular individual. Lateral outline of rectus abdominis on both sides. Can see tendinous insertions of rectus abdominis muscles 3 bands of connective tissue that traverse the rectus abdominis, forming eight distinct muscle bellies (generally only the superior six are visible, forming the six pack ) Rectus sheath - 2 (anterior and posterior) - connective tissue on both the front and backside of the rectus abdominis muscle.
