Biology, asked by athrheyag, 10 months ago

Explain erruction of pennis

Answers

Answered by vasimjalegar27

Answer:

When a man becomes sexually aroused, nerves cause penisblood vessels to expand

Answered by preetkaur78

An erection starts in your brain. Something you saw, felt, smelled, heard, or thought makes your nerves send chemical messages to the blood vessels in your penis. ... Once blood is in the penis, pressure traps it within the corpora cavernosa. Your penis expands and holds the erection.

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