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Chapter 15

Wastes in blood Urea (byproduct of protein metabolites), bilirubin(yellow/orange to urine and feces)
Erythrocytes No nucleus or organelles
Spectrin protein in erythrocytes responsible for shape&flexibility
Hemoglobin binds to other gases like O2, CO2, CO
Saturated Hemoglobin Binds to 4 O2 molecules and turns bright red
Unsaturated Hemoglobin When it loses O2 and turns dark red
how long do RBC live for 120 days(~4months)
How often do RBS get replaced? every second, 2-3 million.200billion a day
How are RBC filtered & Replaced? by spleen then to the liver
liver functions destroyed RBC metabolized in liver
Anemia Decrease in O2 carrying capacity in blood
hemoragic anemia caused by heavy menstraul
Sickle cell anemia *genetic *defect in gene that codes for hemoglobin *this gene has 1 single base pair mutation
Clot formation Fibrinogen Activation, Fibrin(loose), Fibrin (mesh)(Blood clots)
Created by: izis