Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
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
|
