Anatom3DCorpora cavernosa
Corpora cavernosa penis · Topořivá tělesa
Reproductive system · male only
Looks like
Two spongy cylinders along the upper part of the penis, surrounded by a tough sheath.
What it does
Fill with blood to make the penis erect.
Keeping it well
Erectile problems are an early sign of vascular disease; an erection lasting over 4 hours (priapism) is an emergency.