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56 Cards in this Set
- Front
- Back
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% of plasma in blood
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46-63%
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% of Formed Elements in blood
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37-54%
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Formed Elements
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Blood cells & cell fragments suspended in plasma
RBC WBC Platelets |
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Plasma Composition
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Plasma protein = 7%
Other solutes = 1% Water = 92% |
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Plasma Proteins
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Albumins (60%)
Globulins (35%) Fibrinogen (4%) Regulatory Protein (<1%) |
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Albumins - func
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Major contributors to osmotic pressure of plasma
Transport lipids & steroid hormones |
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Globulins - func
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Transport ions, hormones, lipids
Immune function |
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Fibrinogen - func
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clotting
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Blood is __ times more viscous as water
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Blood is _5_ times more viscous as water
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Blood pH
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7.35 <-> 7.45
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Blood volume in adults
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Male = 5-6 liters
Female = 4-5 liters |
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Total Blood volume is equal to . . . .
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. . . . ~ 7% of body weight
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% of formed elements that are RBC
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99.9%
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RBC Count in adults
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Males = 4.5 -6.3 million/cubic mm
Females = 4.2-5.5 million/cubic mm |
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Life span of RBC
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120 days
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Carbaminohemoglobin - desc
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When O2 levels are low, oxygen is released. The heme molecules then pick up the CO2 that has built up in the system and transports it to the lungs. In the capillaries of the lungs, the CO2 is released and O2 is picked up and transported to peripheral tissues
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Anemia - desc
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Condition caused by Iow levels of hematocrit and/or Hb.
Diminished oxygen in the system |
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Anemia - symptoms
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weakness
lethargy confusion chronic fatigue |
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Blood Types - def'n
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classification based on the presence or absence of surface antigens
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Three major surface antigens found on RBCs
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A
B Rh |
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Type A has __ surface antigen
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Type A has _A_ surface antigen
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Type B has __ surface antigen
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Type B has _B_ surface antigen
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Type AB has ___ surface antigen
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Type AB has _A&B_ surface antigen
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Type O has ___ surface antigen
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Type O has _no_ surface antigen
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Agglutinogens - def'n
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Surface antigens on your own RBCs
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Agglutination - def'n
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Agglutins attack antigens on foreign RBCs
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Neutrophils - % of WBCs
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50–70%
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Neutrophils - func'n
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first to attack bacteria
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Eosinophils - % of WBCs
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2–4%
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Eosinophils - func'n
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Attack large parasites
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Basophils - % of WBCs
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< 1%
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Basophils - func'n
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Release histamine - Dilates blood vessels
Release heparin - Prevents blood clotting |
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Monocytes - % of WBCs
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2–8%
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Monocytes - func'n
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become macrophages
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Lymphocytes - % of WBCs
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20–30%
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Lymphocytes - func'n
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part of the body’s specific defense system
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Classes of Lymphocytes - list
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T cells
B cells NK cells |
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T Cells - desc
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Cell-mediated immunity
Attack foreign cells directly |
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B cells - desc
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Humoral immunity
Differentiate into plasma cells Synthesize antibodies |
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NK Cells - desc
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Detect and destroy abnormal tissue cells (cancers)
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Leukopenia - desc
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Abnormally low WBC count
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Leukocytosis - desc
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Abnormally high WBC count
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Leukemia - desc
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Extremely high WBC count
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Platelet longevity
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9-12 days
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Platelet count
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150,000-450,000
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Thrombocytopenia - desc
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any disorder in which there are not enough platelets
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Thrombocytosis - desc
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high platelet counts
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RBCs are derived from:
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myeloid stem cells
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WBCs are derived from:
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lymphoid stem cells
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Hematocrit = _____ * ______
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Hematocrit = _3_ * _hemoglobin_
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Hemoglobin = _____ / ______
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Hemoglobin = _Hematocrit_ / _3_
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Hemoglobin = _____ * _____
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Hemoglobin = _RBC_ * _3_
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Type O blood has ____ antibodies
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Type O blood has _anti-A & anti-B_ antibodies
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Type A blood has ____ antibodies
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Type A blood has _anti-B_ antibodies
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Type B blood has ____ antibodies
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Type B blood has _anti-A_ antibodies
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Type AB blood has ____ antibodies
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Type A blood has __no__ antibodies
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