muscular layer of spongy (male) urethra
relatively sparse layer of mostly longitudinally disposed smooth (involuntary) muscle fibers between the mucosa and the surrounding erectile tissue of the corpus spongiosum penis.
Synonym(s): tunica muscularis partis spongiosae urethrae masculinaeTA, muscular coat of spongy part of male urethra
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Examples: glitazone, GI cocktail, etc.