Podcast
Questions and Answers
What gives the lips their red color?
What gives the lips their red color?
What is the epithelium of the mucous membrane of the lips composed of?
What is the epithelium of the mucous membrane of the lips composed of?
What is the main function of the labial glands in the lips?
What is the main function of the labial glands in the lips?
What is the main skeletal component of the lip?
What is the main skeletal component of the lip?
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What is the type of epithelial cells found in the mucous membrane of the lips?
What is the type of epithelial cells found in the mucous membrane of the lips?
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Study Notes
Lip Structure
- The lips are numerous and deep with many capillaries, which gives them a red appearance.
Lip Mucous Membrane
- The inner surface of the lips is covered with a mucous membrane.
- The mucous membrane is composed of stratified squamous non-keratinized epithelial cells and lamina propria.
- The epithelium of the mucous membrane is thicker than the epidermis of the free skin.
Labial Glands
- Clusters of labial glands are present in the lamina propria of the mucous membrane.
- The labial glands are mixed, but mostly mucous.
Lip Skeleton
- The main skeleton of the lip is composed of the orbicularis oris muscle.
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Description
This quiz covers the structure and composition of lips, including the mucous membrane, epithelial layers, and underlying glands and muscles.
