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52 Cards in this Set

  • Front
  • Back
What is the normal PCV range for a dog?
37-55%
Which color vacutainer is used to obtain serum?
Red
What is the term that we use for the white to gray layer of a PCV where the white blood cells are located?
buffy coat
What effect could excessive EDTA have on the PCV value?
Decrease it
Name one condition for an elevated T.P.
Dehydration

The basic components of a CBC include


WBC count


PCV


Differential


All of the above

All of the above
Define plasma
Liquid portion of whole blood
Which of the following are associated with blood coagulation?
thrombocytes
A normal white blood cell count in a canine would fall ito which of the following ranges?
6,000 - 16,000/mm3
What is another name for a PCV?
hematocrit
When examining a PCV, the white to gray layer just above the RBC layer is termed the
BUFFY COAT.
When evaluating a blood smear, it should always first be examined under
low power
Blood smears should be made within how long after obtaining the sample
as soon as possible
If the blood sample cannot be examined, where and for how long may it be stored?
IN THE REFRIGERATOR FOR UP TO 12 HOURS
A wide range of ________ per lO X field indicates a normal white blood cell count
18-50 (10-30?)
________is the preferred anticoagulant because it does not interfere with blood staining characteristics.
EDTA
It is better to have no data at all than to have
incorrect data
. The most commonly performed basic hematology technique is the
COMPLETE BLOOD COUNT (CBC)
Besides measuring the total protein, refractometers are also used to measure
URINE SPECIFIC GRAVITY
When considering the CBC, which of the measurements is the most accurate?
HEMATOCRIT (PCV)
When considering the CBC, which of the measurements is the most inaccurate?
RED BLOOD CELL COUNT
A normal MCV for dogs is (include the units)
60 - 75 FEMTOLITERS (FL)
The first millimeter of the buffy coat is approximately equal to
10,000 LEUKOCYTES
What is the most common problem related to sample handling?
DELAY IN PROCESSING
What stain is used for general cytology and demonstration of bacteria?
DIF-QUICK STAIN
What effect does excess EDTA have on PCV?
WILL DILUTE THE SAMPLE
List a normal PCV range for a dog and cat
APPROXIAMTELY 45% FOR A DOG AND 37% FOR A CAT
The basic components of the CBC include what information?
WBC COUNT, RBC COUNT, PCV, TOTAL PROTEIN, DIFFERENTIAL
What is another name for PCV and what does it calculate?
HEMATOCRIT, BLOOD IS SPUN DOWN IN A CENTRIFUGE-a rough estimate of the percentage of red blood cells in a given amount of blood.
Name the two other components of the PCV.
Buffy Coat and Plasma (serum)
What are the normals for the red blood cell count?
6-7 MILLION RBC'S PER CUBIC MILLIMETER
Anemia's can be classified as either regenerative or nonregenerative. How do we differentiate between the two?
BY EXAMING THE BLOOD CELLS ON A SMEAR
Chronic inflammatory diseases are usually characterized by what cell?
MONOCYTES
What is the normal WBC count?
6,000 - 16,000 WBC'S PER CUBIC MILLIMETER
Name one condition of an elevated TP level?
DEHYDRATION
What might an elevated TP in conjunction with a low PCV indicate?
AN ANEMIC DEHYDRATED ANIMAL
Describe plasma
THE LIQUID PORTION OF WHOLE BLOOD
Which color top tube is used to obtain plasma?
PURPLE TOP OR LAVENDAR TOP
Describe Serum
THE LIQUID PORTION OF CLOTTED BLOOD
Which color top tube is used to obtain serum?
RED
Normal PCV for a cat
30-45% (37%)
Normal TP for a dog and cat
6-7.5 g/dl
Normal Hgb for a dog and cat
12-15 g/dl
normal platelet count
200,000-500,000mm/3
The parameters of RBC evaluation include
RBC count, PCV, hemoglobin and morphology
An increased TP would indicated?
dehydration
AN increased TP and decreased PCV indicates
dehydration with anemia
Signs of regenerative anemia include? (6)
decreased PCV, increased retic count, polychromasia, ansiocytosis, macrocytosis and hypochromasia.
Signs of non-regenerative anemia?
decreased PCV with no signs of regeneration or bone marrow response.
RBC maturation sequence
rubriblast, prorubricyte, rubricyte, metarubricyte, reticulocyte, erythrocyte
WBC maturation sequence
Myeoblast, promyelocyte, myelocyte, metamyelocyte, band neutrophil, segmented neutrophil
CHaracteristics of a stress leukogram include? (4)
mature neutrophilia, lymphopenia, eosinopenia and occ. monocytosis