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Hem1 Chp14 DelTech

A review of chap14 hematology for DelTech Owens

QuestionAnswer
Manual white blood cell counts are done with a hemacytometer called a __ __. Levy chamber
The Levy chamber with Neubauer ruling is used for __ __. body fluids
How much ammonium oxalate is used to do a platelet count in Levy chamber? one percent
Hemoglobin determination is done with the __ method. cyanmethemoglobin
Hemoglobin is oxidized to __ by the potassium ferrycyanide. methemoglobin
__ cyanide then converts the methemoglobin to cyanmethemoglobin. Potassium
The rule of three says that hematocrit should be three times the hemoglobin plus or minus __. three
The rule of three only works when cells are of __ size and color. normal
Two reasons the rule of three might not work correctly are __ and cold __. lipemia, agglutination
In the rule of three, red blood cells times _ should equal hemoglobin. three
In the rule of three, hemoglobin times __ should equal hematocrit. three
Mean cell volume is the __ volume of an erythrocyte. average
Mean cell volume is determined by multiplying __ by ten, and dividing the result by the number of RBCs. HCT
The normal range for mean cell volume is __ to __ fl. eighty, ninety-six
Mean cell hemoglobin expresses that average __ of hemoglobin in an average erythrocyte. weight
Mean cell hemoglobin is found by multiplying __ by ten and dividing the result by the number of erythrocytes. HGB
The normal range for mean cell hemoglobin is __ to __ pg. twenty-seven, thirty-two
Mean cell hemoglobin concentration is the average concentration of _ per unit volume of erythrocytes. hemoglobin
Mean cell hemoglobin concentration is found by multiplying __ by 100 and dividing the result by the HCT. HGB
The normal range for mean cell hemoglobin concentration (MCHC) is __ to __ g/dl. thirty-two, thirty-six
A reticulocyte count is used to assess erythropoietic activity of the __ __. bone marrow
What kind of stain is used to do a reticulocyte count? new methylene blue
New methylene blue is a __ stain. supravital
What type of ocular disc is used to do a retic count? Miller disc
The normal percentage range of reticulocytes for a newborn is __ to __. two percent, six percent
The normal percentage range of retics for an adult is __ to __. 0.5 to 2.2 percent
The normal absolute count of retics for an adult ranges from __ to __. twenty, one-hundred-twenty
During the retic counting procedure, a technician must first mix __ amounts of blood and new methylene blue. equal
During the retic counting procedure, a lab technician must incubate the mixture of blood and new methylene blue for __ minutes at room temperature. ten
Most labs use __ methods to reduce manual errors. automated
Created by: IsaacJ