A09_4_02_014

縦筋層（尿道前立腺部の）Longitudinal muscle layer of prostatic urethra(Stratum longitudinale tunicae muscularis urethrae prosticae)

縦筋層（尿道前立腺部の）【じゅうきんそう（にょうどうぜんりつせんぶの）】 Longitudinally oriented muscle cell bundles in the male urethra. Parts of the internal longitudinal layer of the urinary bladder. They probably assist in closing the prostatic ducts during urination.

Pocket atlas of human anatomy

 

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