How is the erection of the penis? Sexual arousal from the genital area during penis move. Increased penis widening and filling with blood

There is a nerve center responsible for erecting the penis or strengthening the penis during the genital process in the lumbar area of ​​the spinal cord. When you come to this center, nerve signals that carry sexual excitements, for example, from the genital area during the movement of the penis or from the top of the brain when a person thinks or looks at the sexual The nerve center then sends neurotransmitters through the barometric nerves to the penis. These signals lead to three actions that ultimately lead to erection, erection, lengthening, and increased penis stiffness. These three mechanisms are:
Increase the penis's arteries and fill it with blood.
2. Fill the spongy tissue along the penis.
3. Pressure on the veins of the penis and blocking the exit of blood across to the outside of the penis.