Blood
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Plasma Composition | 55%plasma; 7% proteins; 1% other solutes; 92% water
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| Plasma Proteins | Albumins (60%) - transport lipids; steroid hormones, major contributor to osmotic presure of plasma.
Globulins (35) - transport ions, hormones,lipids, immune function.
Fibrinogen (4) - clotting system. converted to fibrin,
reg. proteins - enzymes etc
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| Blood Type | Type A, B, AB and O.Type A = surface A antigen, B antibodies;Type B = B antigen, A antibodies;Type AB = A and B antigen, no antibodies;Type O = no antigen, AB antibodies
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| Rhesus Factor | Rh neg. woman delivers first Rh+ child,fetal + mat. blood mix when placenta breaks down. Rh+ blood sensitizes mother to start producing Rh+ antibodies so during SECOND pregnancy of Rh+ fetus. mat antibodies attack fetal blood cells = hemolytic disease
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| Vascular Phase | local contraction of a vessel= vascular spasm.
decreases diameter of vessel at site of injury. slows/stops loss of blood thru wall of small vessel. vascular spasm lasts 30 min = vascular phase
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| Vascular Phase II | -endothelial cells contract and expose underlying basal lamina to blood stream
-EC release chemical factors and local hormones (stimulate smooth mus contractions and division of endothelial cells to repair)
-membranes become sticky (so platelets can ath
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| Platelet Phase | -platelet adhesion to surface then platelet aggregation as more platelets stick together which forms a platelet plug
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Created by:
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