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Stack #197105
Different tissues
Question | Answer |
---|---|
What are the four types of Tissues? | Epithelial, Muscular, Nerve, & Connective |
Where are Epithelial Tissues found? (3) -Not body parts, Areas | Covers body surfaces, lines body cavities, and forms glandular epithelium |
What are the functions of epithelial tissues? (5) | Protection, Absorption, Filtration, Excretions, and Secretions |
What are the first 3 characteristics of Epithelial tissue & describe them | -Cellularity; composed almost entirely of cells-Special contacts; form continuous sheets, held together by tight junctions and desmosomes-Polarity- apical surface=Free exposed surface & basal surface=lower attached surface |
What are the second 3 characteristics of Epithelial tissue & describe them | -Supported by connective tissue. The basement membrane is formed by basal lamina & reticular lamina (collagen protein fibers)-Avascular but innervated-Regenerative |
What are the two classification types of epithelia? & give definitions | Simple or Stratified; Simple is one layer & stratified is 2 or more |
Classification of Epithelia by cell shape (3) | Squamous-flattened, cuboidal-cubed, and columnar-columns |