Florida State University

-Wall of urinary bladder-Detrusor muscle-Trigone-Internal urethral orifice-Orifices of ureters-Ampulla of the rectum-Anorectal flexure-Transverse rectal folds-Anal canal-Anal columns-Superior rectal artery/vein-Pectinate line-External/internal anal sphincter muscles-Internal hemorrhoids-External hemorrhoids. Internal iliac artery/Sacral plexus ................
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