KIN 2500 Chapter : KIN 2500 Chapter 3 Worksheet
15 Mar 2019
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4 major families of tissues: __epithelial________ tissue: covers body surfaces, lines hollow organs, body cavities, and ducts. Cell junctions: 5 major types of cell junctions, ____tight______ junctions, completely blocks the intercellular space, they prevent the passage of substances between cells, ex. Epithelial or connective: cells are tightly packed (cellularity) e, significant network of blood vessels c, large amount of extracellular material separating widely scattered cells c, no blood vessels e. Function: covers surfaces lines vessels (covering and lining tissues), organs, ducts forms glands (glandular tissue) Connective tissue fibers: protein fibers include, _______collagen_______ fibers: provide strength and flexibility to the tissue, formed from the protein collagen, very tough, ________elastic______ fibers: provide strength and elasticity, stretch and return to normal shape, ex. Lungs, blood vessels, ear cartilage: _______reticular______ fibers: provide support and strength, thin, branched fibers that form the framework of organs, ex. Loose connective tissue: areolar connective tissue, contains all 3 types of fibers: ______collagen________, ______elastic________, and.
