1. Health

Mucosa / Mucosal Lining

From , former About.com Guide

Updated January 04, 2007

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Definition:
The specialized tissue which covers various passages and cavities exposed to the air such as the mouth, nose, inner portion of the eyelids, rectum, and vagina.

Also Known As:
  • mucosa
  • mucosal lining

Examples:

Two examples of the word mucosa as it pertains to HIV and AIDS:
  • The inner lining of the rectum is known as the rectal mucosa.

  • The inner lining of the vagina is known as the vaginal mucosa.

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