BIOL 1344 Lecture Notes - Lecture 1: Heparin, Porphyrin, Anticoagulant

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Red blood cells do(cid:374)"t ha(cid:448)e (cid:374)u(cid:272)lei or orga(cid:374)elles: live about 120 days. White blood cells platelets: live from 12 hrs to a few years. Males: 42-56: testosterone stimulates the kidneys to produce erythropoietin. Formed by hemopoiesis in red bone marrow. In most bones as a child, select axial bones as an adult. Dehydrations means the plasma is hypertonic: temperature about 1 degree c higher than measured body temp, centrifuged blood. 1% buffy coat leukocytes and platelets. 55% plasma: colloid contains proteins in the plasma. Erythrocytes capillaries exchange site between arteries and veins: red blood cells, transport respiratory gases in the blood. Leukocytes: white blood cells, defend against pathogens. Platelets: help clot blood and prevent loss from damaged vessels. Plasma: fluid portion of blood that contains proteins, 92% water, ecf extracellular fluid, protein concentration is higher than interstitial fluid, proteins. Alpha smaller, transport lipids and metal ions. Beta larger, transport lipids and metal ions.

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