Foreskin

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Foreskin

The foreskin (also known as the prepuce) is a double-layered fold of skin and mucous membrane that covers and protects the glans penis in males and the clitoris in females. In males, the foreskin is a continuation of the skin of the penis and can be retracted to expose the glans. The foreskin is a highly vascularized and innervated structure, contributing to the sensory experience of the penis.

Anatomy

The male foreskin consists of an outer layer of skin and an inner mucous membrane. The inner mucous membrane is rich in Langerhans cells, which play a role in the immune response. The foreskin is attached to the glans by the frenulum, a band of tissue that helps retract the foreskin over the glans.

Function

The foreskin serves several functions:

• Protection: It protects the glans from abrasion, drying, and contaminants.
• Sensory: The foreskin contains a high density of nerve endings, contributing to sexual pleasure.
• Lubrication: The inner mucous membrane of the foreskin produces smegma, a substance that lubricates the glans.

Development

The foreskin develops during the fetal stage and is usually fully formed by birth. In newborns, the foreskin is typically fused to the glans and gradually separates over time. By adolescence, the foreskin is usually fully retractable.

Health and Medical Considerations

• Phimosis: A condition where the foreskin cannot be fully retracted over the glans. It can be congenital or acquired.
• Paraphimosis: A condition where the retracted foreskin cannot be returned to its normal position, leading to swelling and restricted blood flow.
• Circumcision: The surgical removal of the foreskin, often performed for religious, cultural, or medical reasons.

Cultural and Religious Significance

The foreskin has significant cultural and religious implications in various societies. Circumcision is a common practice in many cultures and religions, including Judaism and Islam.

See Also

• Circumcision
• Phimosis
• Paraphimosis
• Glans penis
• Penis
• Clitoris