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lab exercise 6

classification of tissues

QuestionAnswer
tissue groups of cells that are similar in structure and function
epithelium lines body cavities and covers the body's external surface
muscle pumps blood, flushes urine out of the body, allows one to swing a bat
nervous transmits electrical signals
epithelium cells may absorb, secrete, and filter
muscle major function is to contract
epithelium synthesizes hormones
connective includes nonliving extracellular matrix
connective most widespread tissue in the body
nervous forms nerves and the brain
epithelial characteristics five polarity, specialized contacts - cells fit close together, supported by connected tissue, avasaular but innervated, regeneration
how are epithelial tissues classified? squamous (scale-like flat), cuboidal (cubelike), columnar (column-shaped) also by how many layers they have
which type of epithelial is removed with a buccal swab? stratified squamous
expain why a buccal swab procedure shouldn't cause bleeding. its a noninvasive procedure taken from inside the mouth where the cheek is. cells just come off onto the swab
epithelium functions five protection, absorbtion, filtration, excretion & secretion, & sensory reception
How does the function of stratified epithelia differ from the function of simple epithelia? simple epithelia usuallys absorbs & secretes while stratified has more function to protect
where is ciliated epithelium found? pseudostratified epithelium tissue
what does ciliated epithelium do? secretes mostly mucas, propalsion of mucus
Created by: pkts68
 

 



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