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30 Cards in this Set
- Front
- Back
blood is a liquid connective tissue made up of __% plasma and __% formed elements.
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55% plasma
45% formed elements |
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formed elements are made up of __% red blood cells and <__% are white blood cells
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99% RBC
<1% WBC |
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total adult blood volume is ___l and __% body weight
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5-6 l
8% body weight |
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3 functions of blood
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transportation
regulation protection |
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after birth hemopoiesis takes place in _____
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red marrow of long bones
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pluripotent stem cells can generate 2 other types of stem cells ____ and _____
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myeloid stems cells
lymphoid stem cells |
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erythrocytes or RBCs are ____ disks (to increase surface area) and their main component is _____.
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biconcave
hemoglobin |
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hemoglobin can ____ and _____ O2 and can be blocked by ______
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bind
transport CO |
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RBCs avg __-__million/ml. lower tnat normal level is called _____ and higher than normal is called ____.
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4-5
anemia erythrocytosis |
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formation of new RBCs is called _____ and is stimulated by _____.
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erythropoiesis
erythropoietin |
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WBC have two classifications: ____ and ____
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-grannular
neutrophils-pale lilace eosinophils-bright pink basophils-dk blue) -agranular lymphocytes monocytes |
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neutrophil count increases in response to what\/
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bacterial infection
leukemia |
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eosinophil count increases in response to what?
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allergic reaction
parasitic disease |
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basophil count increases in response to what?
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chronic infection
leukemia |
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lymphocyte count increases in response to what?
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viral infection
leukemia |
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monocyte count increases in response to what?
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infectious monocytosis
leukemia |
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function of platelets
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when vessels are damaged, they form a plug and release chemicals that promote clotting
|
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process of hemostasis
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vascular spasm
platelet plug formation clotting |
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aspirin does what two things?
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inhibits vascular spasm
inhibits platelet aggregation |
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plasmin dissolves a clot by digesting fibrin threads which is called ___ .
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fibrinolysis
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heparin and warfarin are _____
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anticoagulants
|
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Vitamin K is used as a medicine to _____
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stop bleeding
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blood type A has ___antigen and ____ antibody.
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blood type __has A antigen and B antibody.
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blood type B has ___antigen and ____ antibody.
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blood type __has B antigen and A antibody.
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blood type AB has ___antigen and ____ antibody.
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blood type __has A & B antigen and no antibody.
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blood type O has ___antigen and ____ antibody.
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blood type __has no antigen and A & B antibody.
|
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hemolytic disease of the newborn (HDN)
Rh __ mom develops antibodies to Rh antigen of Rh __ fetus. next pregnancy with Rh pos. fetus mother passes anti-RH antibodies into fetus which destroys RBCs |
neg.
pos |
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Anemia-- reduced number of ____ and _____.
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hemoglobin
RBCs |
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S/S of anemia
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fatigue
intolerant of cold pale skin and mucous membranes |
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Leukemia--unregulated proliferation of ______
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immature WBCs
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