Post #40914

The penis is not a muscle. It is made of erectile tissue, blood vessels, nerves, and connective tissue. It has two corpora cavernosa and one corpus spongiosum. An erection happens when blood fills these tissues and gets trapped. Nearby pelvic muscles help, but the penis itself does not flex like a muscle. 🧠🩸 [Read more] @googlefactss #facts#science#anatomy#biology#learnsomethingnew