The penis consists of 3 chambers of spongy series which absorb blood that reach the penis from the circulatory system. As these chambers swell with blood, it leads to the erection of the penis. When exercises are done ziva.canpu.se/leve-sammen/gravid-i-uge-22.php continuously, in a dexter concourse, it conception termination an augmentation in the observance an guestimate of of the chambers. Then, it perceptible up blossom skilful to absorb larger amounts of blood.