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33 Cards in this Set
- Front
- Back
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Cyanmethhemoglobin
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a stable colored compound formed when hemoglobin is reacted with Drabkin's reagent
hemoglobincyanide (HiCN) |
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Drabkin's reagent
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diluting reagent that contains iron, potassium, cyanide, and sodium bicarbonate
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Globin
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protein
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Heme
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Iron (98%)
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principle of the specific gravity technique of estimating hemoglobin concentration.
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find out
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hemoglobin reference values
children adults |
Newborn 16-23
Children 10-14 Adult Males 13-17 Adult Females 12-16 |
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safety precautions when measuring hemoglobin
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list
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Hb, Hgb
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Hemoglobin
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Physiological factors affecting Hb
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age
gender high altitude |
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A1 A2 Hb F
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Normal hemoglobins
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Buffy Coat
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thin white layer between plasma and RBC layer consisting of leukocytes and platlets
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Hematocrit
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the volume of erythrocytes packed by centrifusion in a given volume of blood
% |
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Packed cell column
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bottom layer of RBC that forms when centrifuged.
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Males = 42-52
Females = 36-48 New borns = 51-61 |
Hematocrit reference values
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Capillary action
attraction between liquid and tube |
how blood enters the capillary tube
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usual length of time and speed for centrifugation of hematocrit tubes
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10,000 rmp
4 minutes |
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Cardiopulmonary
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blood circulation from heart to lungs and back
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Systemic
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heart to tissue-gas exchange in the capillaries-back again-exchange of waste products
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Ateries
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deoxygenated blood
away from heart Strongest and elastic muscle |
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Veins
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oxygenated blood
toward the heart muscular with valves |
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Capillaries
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where gas exchange takes place
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Composition of blood
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Plasma 50-60%
Erythrocytes Leukocytes 6-7% Thrombocytes |
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Megakaryocyte
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find out
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Hemopoiesis
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blood cell formation and development
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Hemopoietic stem cell
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mother cell starting point
not yet differentiated first blood cell formed in bone marrow |
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Adult stem cell
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found in tissue and organs
repairs systems differentiated |
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Embryonic stem cell
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undifferentiated
from fertilized egg |
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Inherited blood disease
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genetic disorder
(hemophilia, sickle cell anemia) |
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Secondary blood disease
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Acquired
gotten from another disease or treatment of another disease |
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Complete blood count components
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RBC count
WBC count Differential Hemoglobin count Hematocrit Platlet count RBC indices Morphology |
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Coagulation tests
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prothrombin time and bleeding time
SED rates PPT PTT |
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Chemistry testing
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Metabolism products
proteins antibodies lipids hormones |
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Most commonly used anticoagulant
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EDTA
lavendar tube |
