Human Reproductive System - Male Anatomy

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What are the primary functions of the penis in the male reproductive system?

The primary functions of the penis are for sexual intercourse, delivering sperm to the female reproductive system, and excretion of urine.

What are the main parts of the penis?

The main parts of the penis are the root, the body (or shaft), and the glans (or tip).

What is the role of the urethra in the penis?

The urethra carries urine from the bladder and sperm from the reproductive system to the outside of the body.

Describe the function of the erectile tissue.

Erectile tissue fills with blood to allow the penis to become erect for sexual intercourse.

What is the foreskin and its biological function?

The foreskin is a piece of skin that covers the glans of the penis. Its functions include protection of the glans and keeping it sensitive.

What is circumcision?

Circumcision is the surgical removal of the foreskin from the penis.

How does the penis contribute to reproduction?

The penis delivers sperm into the female reproductive tract during sexual intercourse.

What is the role of the glans?

The glans is the sensitive tip of the penis that plays a significant role in sexual arousal and sensation.

What is the prepuce and where is it located?

The prepuce, or foreskin, is located at the distal end of the penis, covering the glans.

Explain the difference between the dorsal and ventral side of the penis.

The dorsal side is the top, and the ventral side is the underside of the penis when erect.

What is Peyronie’s disease?

Peyronie’s disease is a condition characterized by the development of fibrous scar tissue inside the penis, which causes curved, painful erections.

What is the corpus cavernosum?

They are two columns of erectile tissue that run along the length of the shaft of the penis.

What is the corpus spongiosum?

It is a column of erectile tissue that surrounds the urethra and prevents it from pinching closed during an erection.

What is the average pH range of urine?

The average pH range of urine is typically between 4.6 and 8.0.

How does the nervous system contribute to penile erection?

The nervous system sends signals that increase blood flow to the penis, leading to an erection.