BLG 10A/B Lecture 17: Chapter 17
15 Aug 2017
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Chapter 17: blood: examined the most to determine cause of disease, plasma is the fluid volume of the blood. If you draw blood from vein it will be dark red because of low o2. If you draw blood from artery it will be scarlet red specialized connective tissue consisting of (fig. 17. 3) and have spectrin for flexibility to change shape so it can go through small capillaries. Once it matures then nucleus is ejected and we get a rbc. Also no mitochondria: biconcave shape increases sa, packed with hemoglobin (hb) = protein that functions in gas transport, hb binds to o2 molecules, 13-18 g/100ml of blood in males and 12-16 g/100ml in females, consists of (fig. 17. 5) takes about 17 days: erythropoietin (epo) = glycoprotein hormone that stimulates erythropoiesis (rbc formation, always small amount of epo in blood to maintain basal rate, kidney = major source for epo some from liver. 2 released when cells become hypoxic (oxygen deficient) (fig.
