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Hematocrit: Quiz


Question 1: The volume of packed ________, divided by the total volume of the blood sample gives the PCV.
HematologyRed blood cellPlateletBlood plasma

Question 2: This increase is mediated by the increased levels of ________ by the kidneys in response to hypoxia.
VasopressinErythropoietinReninAtrial natriuretic peptide

Question 3: patients with chronic kidney disease, as their kidneys no longer secrete sufficient levels of the hormone erythropoietin, which stimulates red blood cell production by the ________.
Bone marrowImmune systemHematopoietic stem cellLymphatic system

Question 4: The hematocrit (Ht or HCT) or packed cell volume (PCV) or erythrocyte volume fraction (EVF) is the proportion of ________ volume that is occupied by red blood cells.
BloodPlateletHematologyBlood plasma

Question 5: In ________, hematocrit is independent of body size.
Mammal classificationEven-toed ungulateMammalPrimate

Question 6: [1] It is considered an integral part of a person's ________ results, along with hemoglobin concentration, white blood cell count, and platelet count.
Complete blood countReticulocyte indexSerum ironBlood film

Question 7: The packed cell volume (PCV) can be determined by ________ heparinized blood in a capillary tube (also known as a microhematocrit tube) at 10,000 RPM for five minutes.
CentrifugeEnriched uraniumLaboratory centrifugeHigh-G training


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