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18 Cards in this Set

  • Front
  • Back
accuracy
measurement approaches the true value
precision
reproducibility of the measurements
sensitivity
does the test detect only those who have the disease
predictive value
what is the probability that the test is correct, based on the prevalence of a disease
plasma
fluid portion of anticoagulated blood

consists of water, proteins, electrolytes, organic/inorganic substances
serum
fluid portion of clotted blood
blood cells
makes up 45% of blood volume

RBCs, WBCs, platelets
list the 8 components of a CBC
1. RBC count
2. Hematocrit
3. Hemoglobin
4. RBC indices like MVC, MCH, MCHC
5. RDW
6. Reticulocyte count
7. Peripheral blood smear
8. WBC count w/ differential
red blood cell count
number of RBCs in microliter of venous or capillary blood
where are RBCs made
red bone marrow
what do RBCs contain
hemoglobin
what does HgB do
binds oxygen and carbon dioxide
what is a physiological cause of increased RBCs
high altitude
what is the pathological cause of increased RBCs
hyopia -> respiratory/cardiac dz

tumor -> kidney
cause of decreased RBCs count
deficit in erythropoietin --> kidney dz, endocrine dz
RBCs count help dx what
anemias
what are the implications of increased RBC count
relative polycythemia

absolute polycythemia (primary & secondary)
what is the implication of decreased RBC count
anemias