Asked by Varun Srikanth on Jul 19, 2024
Verified
Discuss the physiological process of penile erection including the role of nitric oxide.
Penile Erection
The physiological response wherein the penis becomes firm and enlarged due to increased blood flow, typically associated with sexual arousal.
Nitric Oxide
A gaseous molecule involved in various bodily functions, including blood vessel dilation and neurotransmission, playing a key role in sexual arousal.
- Map the path of sperm from its generation to the possible point of fertilization.
Verified Answer
LF
lasheeda forneyJul 20, 2024
Final Answer :
Arousal leads to blood filling the corpora cavernosa and the corpus spongiosum. In addition, the enlargement of these tissues compresses the penile veins, preventing blood from leaving the penis. Thus, vasocongestion and engorgement cause the penis to elongate and become erect.
Learning Objectives
- Map the path of sperm from its generation to the possible point of fertilization.