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35 Cards in this Set
- Front
- Back
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T/F NRBC and Howell Jolly bodies are the only signs of regeneration shown in peripheral blood
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false
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What is the term for shrunken red blood cells as a result of slow drying?
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crenation
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Clumping of RBC's is known as:
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agglutination
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Another name for a basophilic or polychromatic erythrocyte is:
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reticulocytes
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T/F-In an acute blood loss, the animal will show signs of regenerative anemia immediately.
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false
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Some common causes of Heinz bodies include
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Tylenol onions certain plants |
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The indices that tells the size of the average RBC is:
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M C V
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If an animal shows a non-regenerative anemia, the blood sample would show:
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normocytic cells
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Small darkly stained erythrocytes that are associated with immune mediated hemolytic anemais are:
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spherocytes
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A macrocytic hypochromic anemia is most likely associated with:
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regeneration
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The basophilic nuclear remnants seen in young erythrocytes during the response to anemia are called |
HOWELL JOLLY BODIES.
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What is the grouping of erythrocytes in stacks and what animal is it normally seen in?
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ROULEAUX FORMATION, HORSES
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The structures representing denatured hemoglobin, caused by certain oxidant drugs or chemicals are called
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HEINZ BODIES.
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What are schizocytes and when are they seen?
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FRAGMENTS OF RED BLOOD CEELS, SEEN WITH SPENIC AND LIVER PROBLEMS AND DIC
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The small, darkly stained red blood cells lacking central pallor are called ________. Why are they significant?
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SPHEROCYTES ASSOCIATED WITH IMMUNE MEDIATED DISEASES |
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Insufficient hemoglobin within the cell causes decreased staining intensity which is known as
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HYPOCHROMASIA.
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Why should a WBC count be corrected for circulating nucleated RBC’s?
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THE CELL COUNTERS WILL COUNT THE NRBC'S AS THOUGH THEY ARE WBC'S
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Can reticulocytes synthesize hemoglobin and utilize oxygen?
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NOT VERY WELL
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What are the most common forms of leptocytes? Define each.
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TARGET CELLS WITH A DOT IN THE CENTER OF THE CELL AND BAR CELLS WHICH HAVE A LINE ACROSS THE MIDDLE OF THE CELL
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Slow drying of a blood film can cause
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crenation
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What are the three diseases in which nucleated RBCs are frequently seen?
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REGENERATIVE ANEMIAS, LEAD POISONING, AND HEMAGIOSARCOMAS
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Spherocytes are removed from circulation by what organ?
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spleen
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Normal cats will have thesein as many as 10% of their RBCs.
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Heinz bodies
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Variation of RBC size is known as
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ANISOCYTOSIS.
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. Describe the two main categories of anemias and how they appear.
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REGENERATIVE VERSUS NON-REGENERATIVE????????????????????????
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NRBC's and polychromatophils (reticulocytes), Howell-Jolly Bodies, basophilic stippling and anisocytosis are commonly found in blood during response to
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A REGENERATIVE ANEMIA.
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In new methylene blue stained preparations, reticulocytes will stain what color?
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DARK BLUE GRANULES
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A clumping of RBC's is known as _____ and must be distinguished from Rouleaux formation
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AGGLUTINATION
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Anemia can be caused by what 3 general etiologies?
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BLOOD LOSS, HEMOLYSIS, OR LACK OF PRODUCTION.
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_______are RBC's that are larger than normal, with an increased MCV.
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MACROCYTES
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___________are irregularly spiculated erythrocytes with 2-10 projections and may be associated with liver disease and hemangiosarcomas.
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ACANTHOCYTES
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The shrinkage of cells is known as
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CRENATION.
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What type of anemia can be associated with renal disease?
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LOW GRADE NON REGENERATIVE ANEMIA
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The destruction of red blood cells is called
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HEMOLYSIS.
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What kind of anemia can be due to bone marrow disorder
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NON-REGENERATIVE ANEMIA
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