Definition of Labia Minora in Biology

The labia minora are classified as the smaller lips. They are a pair of tiny cutaneous folds that start at the clitoris and extend downward. The clitoral hood and frenulum of the clitoris are formed by the anterior folds of the labia minora that encircle the clitoris. The labia minora then deviates downward and obliquely to form the vulva vestibule’s boundaries.

A region known as the frenulum of the labia minora is where the folds of the labia minora meet beneath the opening of the vagina. The labia minora’s surface is covered in sweat glands, sebaceous glands, erectile tissue, and various nerve endings. The labia minora are usually wet and only become apparent when the labia majora are separated.

Everybody has a different set of labia minora, which can change in size and shape throughout a lifetime. The labia minora are situated beneath the labia majora, descending from the mons pubis. The area between the two labia minora is the vestibule, occupied by the vaginal aperture or the vaginal introitus.

The labia minora protect the urethral and vaginal openings against infections, dryness, and mechanical discomfort. They help the clitoris and the entire vestibule area become more arousing during sexual stimulation by dispersing lubricant from the vagina and the area around it (e.g., Bartholin glands).

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