Parts of Circulatory System

Parts of Circulatory System - Parts of Circulatory System...

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Parts of Circulatory System types of circulatory systems - open/closed open circulatory system - found in mollusks, arthropods o no difference between circulating/extracellular fluid o hemolymph - collective name for the fluid closed circulatory system - circulating fluid (blood) always in vessels o found in all vertebrates circulatory system functions - transportation, regulation, protection interstitial fluid - plasma fluid that leaks out of capillaries o some return to capillaries, some enter lymph vessels transportation - substances needed for cellular metabolism carried by circulatory system o erythrocytes carry the hemoglobin which carry oxygen for respiration o absorbed nutrients sent to cells throughout body o metabolic wastes carried out of body regulation - hormones carried in blood to distant organs o endotherms - warm-blooded vertebrates o cold temperature >> vessels constrict >> warm blood goes to deeper vessels o warm temperature >> vessels dilate >> warmth of blood lost through radiation
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This note was uploaded on 01/04/2012 for the course BSC BSC1005 taught by Professor Orlando,rebecca during the Fall '10 term at Broward College.

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Parts of Circulatory System - Parts of Circulatory System...

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