Erection - Wikipedia An erection (clinically: penile erection or penile tumescence) is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged
Penis: Anatomy, Picture, Erection, and Ejaculation - WebMD What Is an Erection? An erection occurs when your penis fills with blood, causing it to expand and become firm You might have an erection if you feel sexually aroused, though sometimes they just
Penile Erection: Function, Duration How It Works - Cleveland Clinic An erection is when a penis hardens and enlarges due to filling up with blood It typically happens when a person is sexually aroused Learn about how an erection works, how to get one and how long they can last
Erection - Simple English Wikipedia, the free encyclopedia In a healthy male, an erection will usually occur if the man is sexually aroused (made sexually excited) or stimulated This can happen if he is touched sexually, or even if he is not touched – for example, if he sees a naked person or thinks about having sex with someone else
Erection | Penile Anatomy, Neurotransmitters Hormones | Britannica During erection, blood flows into the spaces, causing distention and elevation of the penis The amount of blood entering the penis can be increased by physical or psychological stimulation As blood enters, there is a temporary reduction in the rate and volume of blood leaving the penis
What Is An Erection? | Understanding Male Physiology An erection involves a series of physiological events where blood flow to the penis increases significantly This process starts with sexual arousal, which triggers the nervous system to release nitric oxide
Understanding an Erection | UMass Memorial Health The penis is made up of spongy tissue that holds blood During sexual excitement, extra blood flows into the tissue Read on to learn more about the stages of an erection