There are two chambers that control the reach of your penis called the corpora cavernosa. Each contains a twistings of blood vessels that create sponge-like spaces. When those blood vessels relax and open, blood rushes through and fills them, causing the penis to engorge, creating an erection. Source: tadalafil citrate
There are two chambers that control the reach of your penis called the corpora cavernosa. Each contains a twistings of blood vessels that create sponge-like spaces. When those blood vessels relax and open, blood rushes through and fills them, causing the penis to engorge, creating an erection. Source: tadalafil citrate