LECTURE 21 Epithelial Exchange Systems

LECTURE 21 Epithelial Exchange Systems - has greatly...

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10/10/11 1 LECTURE 21 EPITHELIAL EXCHANGE SYSTEMS THE STUDY OF ANY ORGAN SYSTEM REQUIRES: EACH ORGAN IS A NETWORK OF INTERACTING TISSUES
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10/10/11 2 THE DISTINCTIVE PROPERTIES OF THE EXCHANGE SYSTEMS ARE PRODUCED BY EPITHELIAL TISSUE EPITHELIAL TISSUE HAS SPECIALIZED CELL ADHESIVE STRUCTURES ASYMMETRY OF THE EPITHELIAL LAYER ENABLES EXCHANGE BETWEEN THE EXTERNAL ENVIRONMENT AND THE INTERSTITIAL FLUID
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10/10/11 3 VARIOUS TYPES OF EPITHELIAL CELLS DIGESTIVE SYSTEM AS THE TUBE WITHIN THE TUBE THE PATH OF ABSORPTION OF NUTRIENTS IS:
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10/10/11 4 NUTRIENTS ARE ABSORBED ACROSS THE EPITHELIAL CELL LAYER OF THE SMALL INTESTINE Epithelial cell layer
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Unformatted text preview: has greatly increased surface area HOW DOES GLUCOSE ENTER THE EPITHELIAL CELL? GLUCOSE TRANSPORT REQUIRES • The selective expression of 3 gene products • The asymmetric distribution of these proteins among the surfaces of the epithelial cells 10/10/11 5 THE EXCRETORY EXCHANGE SYSTEM IS IN THE KIDNEY FILTRATION REMOVES WATER AND SMALL SOLUTES FROM THE BLOOD AND INTO THE KIDNEY THE KIDNEY MUST REABSORB WATER, NUTRIENTS AND Na + BACK INTO THE BLOOD • Structure of the epithelial cell layer • Selective expression of genes • The asymmetric distribution of these proteins among the surfaces of the epithelial cells...
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This note was uploaded on 10/11/2011 for the course BIO 010 taught by Professor Holbrook during the Spring '11 term at Iowa State.

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LECTURE 21 Epithelial Exchange Systems - has greatly...

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