iphy 3430 2-22-11

iphy 3430 2-22-11 - IPHY 3430 Circulatory System Purposes...

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Unformatted text preview: IPHY 3430 2-22-11 Circulatory System Purposes: Delivery of O2, energy containing substrates, vitamins and other nutrients to cells; Removal of CO2, secretory products, and waste products from cells. Topics a. blood constituents b. transport of gases c. heart function d. blood pressure e. blood volume and lymphatic system Additional components of the circulatory system: Medulla vasomotor center SNS, PNS And, blood... Components of Blood: Cells: red blood cells, white blood cells, and platelets Plasma: water proteins a. Albumin b. globulins ( α , β , γ ) c. Fibrinogen ions glucose, amino acids wastes (creatinine, urea, ammonia) Transport of Oxygen 3% transported dissolved in plasma 97% transported in red blood cell in association with hemoglobin Red blood cells Men: 5 million/ml blood Women: 4.5 million/ml blood 25-30 trillion rbc ’ s in total blood volume 120 day life span no nucleus, mitochondria nor ribosomes 4 heme groups (Fe plus pyrroles) + 4 globin molecules Hemoglobin binding...
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This note was uploaded on 02/23/2011 for the course IPHY 3430 taught by Professor Lynch,robe during the Spring '08 term at Colorado.

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iphy 3430 2-22-11 - IPHY 3430 Circulatory System Purposes...

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