[six] Erection subsides when parasympathetic stimulation is discontinued; baseline stimulation within the sympathetic division from the autonomic anxious system causes constriction on the penile arteries and cavernosal sinosoids, forcing blood out on the erectile tissue via erection-relevant veins which incorporate a single deep dorsal vein, a pair of cavernosal veins, https://biggererections18169.onesmablog.com/a-secret-weapon-for-ed-66979430