part_of starts_at ends_at male reproductive system scrotum The scrotum (TS:28-28) is located at the base of the penis and comprised of skin (epidermal layer of scrotum (comprised of basal layer and stratified layer), dermal layer of scrotum (comprised of hair follicle and sweat gland), septum of scrotum (syn: scrotal seam)), vasculature and nerve of scrotum. Derived from scrotal fold (TS:24-TS:27). EMAPA:19296 anatomical_structure male external genitalia TS28