Epethilium Tissue

Epethilium Tissue - (P.C.C.E) 1.False Stratified 2. Cells...

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Angelo Crespin 09/09/09 237.001 Epithelial Tissue Histology
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Tissue Type Characteristics Functions Locations Simple Squamous Epithelium Single Layered Thin and Flat 1. Thinnest tissue in the body. 2. Forms semi- permeable membrane in lungs and capillaries. 3. Secretes serous fluid in serous membrane. 1. Lines cardiovascular system and covers organs. 2.Forms glomerular capsules in kidneys. Simple Columnar Epithelium/ Ciliated Simple Columnar Epithelium 1.Short or Tall Cell Lengths 2. If ciliated, can contain microvilli or cilia 3. Nuclei occur closer to the basal layers 4. Contains goblet cells 1. Goblet cells secrete mucus that is a protective and lubricating substance. 2. Ciliated simple columnar beats in waves to move fluid along the passageway. 1. Mucous Membrane villi 2. Found in large bronchioles of respiratory and genitourinary tract. 3. Also found in female reproductive tract. Psuedostratified Ciliated Columnar Epithelium
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Unformatted text preview: (P.C.C.E) 1.False Stratified 2. Cells have Cilia 3. Column shaped cells 1. Contains Goblet Cells 1. Primary lining of respiratory tract. 2. Large glands and part of male urethra. Transitional Epithelium 1. Stretchy Cells 2. Reduces cell layers from 4 or 5 cells to 3 layers of cells. 1. Allows expansion to accommodate for increased urine. 2. Ureters prevent excessive pressure. 1. Lines renal calyces. 2. Ureters 3. Urinary Bladder 4.Portion of the Urethra. Stratified Squamous Epithelium 1. Multi-Layered 2. Thin and Flat 1. Protect skin by being filled with keratin, which makes cells lose their living component. 2. Forms cornified Layer 1. Outer Layer of Epidermis. 2. Esophagus, mouth, anus, vagina. Simple Cuboidal 1. Single layered 2. Cube Shaped 3. Wraps to 1. To wrap and form secretory units and ducts. 2. Produce the 1. Secretory units and ducts of most glands....
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This note was uploaded on 11/02/2009 for the course BIOLOGY A&P taught by Professor Swan during the Spring '09 term at Minnesota.

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Epethilium Tissue - (P.C.C.E) 1.False Stratified 2. Cells...

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