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The perineum. The integument and superficial layer of superficial fascia reflected. (Raphe visible at top.)
In males, this raphe continues through the midline of the scrotum (scrotal raphe) and upwards through the posterior midline aspect of the penis (penile raphe). It is the result of a fetal developmental phenomenon whereby the scrotum (the developmental equivalent of the labia in females) and penis close toward the midline and fuse.
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