An erection includes the complicated conversation of muscles, nerves, chemical substances, and blood vessels that function in coordination to engorge the penis with blood, which include: The root contains The 2 muscles (ischiocavernosus and bulbospongiosus muscles) and proximal expansions from the erectile tissues; the two crura of penis along with https://lorenzovhpvb.verybigblog.com/34603868/penis-an-overview