[six] Erection subsides when parasympathetic stimulation is discontinued; baseline stimulation through the sympathetic division of the autonomic nervous process results in constriction of your penile arteries and cavernosal sinosoids, forcing blood out in the erectile tissue through erection-similar veins which involve one deep dorsal vein, a pair of cavernosal veins, https://collinpvbef.blogolize.com/the-smart-trick-of-official-that-no-one-is-discussing-66243429