Erection - Wikipedia - Penis blood erection

83.51% | 156 votes

During an erection, the arteries expand to increase blood flow to the penis. The blood fills two tubes of spongy tissue in the penis (corpus cavernosa). Erections & How They Work. The Penis Has 2 Chambers Called The Corpora Cavernosa. They Are Made Of Spongy Tissue & Can Fill With Blood To Grow In Size.

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By Narisar - 16:21
An erection starts in your brain. Something you Once blood is in the penis, pressure traps it within the corpora cavernosa.
By Brami - 01:05
An erection is a physiological phenomenon in which the penis becomes firm, engorged, and Erection rigidity is mechanically controlled by reduction blood flow via theses veins, and thereby building up the pressure of the corpus.
By Mibei - 10:15
This is when it is hard to get or keep an erection that's firm enough for sexual ED is usually caused by low blood flow to the penis or a problem with the nerves​.

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