BIO 201 Fall 07 Lab 3 - B

BIO 201 Fall 07 Lab 3 - B - Location: respiratory tract...

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Simple Squamous Thin scaly cells, single flat row of cells Function: allows rapid diffusion or transport of substances  through membrane; secretes lubricating serous fluid Location: air sacs of lungs, kidneys, inner lining of heart and  blood vessels, stomach
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Simple Cuboidal Single row-cubed  shaped cells with  microvilli Function:  absorption and  secretion,  production of  protective mucous  coat Location: liver,  thyroid,  mammary,  salivary, and  other glands,  kidney tubules
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Simple Columnar Tall narrow cells with  oval nuclei in basal half  of cell Function: absorption,  secretion of mucus and  other products;  movement of egg and  embryo in uterine tube Location: lining of GI  tract, uterus, kidney and  uterine tubes
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Pseudostratified Columnar Looks multilayered,  some cells don’t  reach free surface,  but all cells reach  basement  membrane Function: secretes  and propels mucus
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Unformatted text preview: Location: respiratory tract from nasal cavity to bronchi, trachea Stratified Squamous Flat, irregular cells stacked on top of each other; cells are especially flattened near the edge of the tissue Function: protect underlying tissues in areas subject to abrasion Location: linings of the esophagus, mouth and vagina Stratified Cuboidal Two or more layers of cells; surface cells square or round Function: protection and secretion of sweat; produces sperm and hormones Location: largest ducts of sweat, mammary and salivary glands Transitional Epithelium Multilayered epithelium cells that are round then get flatter and thinner when stretched Function: stretches to allow filling of urinary tract Location: urinary tract, part of kidney, ureter, bladder...
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This note was uploaded on 05/01/2008 for the course BIO 201 taught by Professor Oberstein during the Spring '08 term at ASU.

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BIO 201 Fall 07 Lab 3 - B - Location: respiratory tract...

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