Epithelium Overview

Epithelium Guide

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The term "epithelium" refers to cells that line hollow organs and glands and those that make up the outer surface of the body. Epithelial cells help to protect or enclose organs. Some produce mucus or other secretions.

Certain types of epithelial cells have tiny hairs called cilia, which help remove foreign substances, for example, from the respiratory tract.

Epithelial cells are arranged in single or multiple layers, depending on the organ and location.


Other Names

Epithelial cells



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Encyclopedia: Epithelium

Wikipedia.orgWIKIPEDIA.ORG

In biology and medicine, epithelium is a tissue composed of layers of cells that line the cavities and surfaces of structures throughout the body. It is also the type of tissue of which many glands are formed. Epithelium lines both the outside and the inside cavities and lumen of bodies. The outermost layer of our skin is composed of dead stratified squamous, keratinized epithelial cells. Mucous membranes lining the inside...


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What is the most secretory type of epithelium tissue?
I think its columnar, but the option is keratinzed columnar, and I can't find a...

It's columnar. The difference between keratinized and non-keratinized is that keratin makes the tissue dry and strong. Our skin is made of keratinized epithelium. The lining in our bronchi is...

Asked by Erin S - 14 months ago

Why is the tracheal epithelium is siad to be pseudostratified?
andd..... The trachael epithelium is cliated and has a goblet cells. What is the function of...

The tracheal epithelium is pseudostratified because the epithelial cells are piled up to about 2-3 layers. If it were piled up more, it would be called plain stratified. If...

Asked by Krissers - 20 months ago

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  • respiratory epithelium and clara cells - 3 replies

    respiratory epithelium (pseudostratified ciliated epithelium) and goblet cells r present upto which ,bronchioles)---pseudostratifiedciliated columnar epithelium with goblet cells terminal...

    Jul 02, 2008

  • epithelium [en-us=>es-es] - 6 replies

    Field and topic: Histology Sample sentence: Como se dice lining epithelium y stratified squamous epithelium en espa ol? Muchas gracias.

    Oct 18, 2005

  • dental anatomy - 2 replies

    epithelium. b)reduced enamel epithelium. c)epithelial root sheath of hertwig from a) cervical loop epithelium. b)reduced enamel epithelium- ans . c)epithelial...

    Jul 13, 2008

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    Animal Tissues: Epithelium /Cartilage Microslides Contents: • Trachea (cs, st, 50X) • Trachea (cs, st, 180x) • Ciliated columnar epithelium (cs, st, 300X) • Simple cuboidal epithelium (cs, st, 500X) • Cartilage (cs, st, 180X)...

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