THE GREATEST GUIDE TO PORNHUB

The ischiocavernosus muscle mass really helps to stabilize the penis for the duration of erection by compressing the crus and slowing the return of blood through the veins. The bulbospongiosus muscle mass also contributes to erection together with the expulsion of urine and semen.Itu dia fungsi penis dan beberapa fakta unik seputar organ reproduksi