What Are the Two Basic Categories of Fasteners

question 7

Essay

What are the two basic categories of fasteners?

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Definitions:

Cilia

Microscopic hair-like structures on the surface of cells that move in a wave-like manner to transport substances.

Glands

Organs in the body that secrete hormones or other substances directly into the blood (endocrine) or into cavities inside the body or its outer surface (exocrine).

Epithelial

Relating to the thin tissue forming the outer layer of a body's surface and lining the alimentary canal and other hollow structures.

Connective

A type of tissue in the body that supports, binds together, or separates other tissues and organs.