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Mosbys > urinalysis and hematology > Flashcards

urinalysis and hematology Flashcards

1
Q

In qualitative and semi-quantitative urine analysis, which type of substance is exogenous?

a. Uric acid
b. Phenolsulfonphthalein
c. Amino acid
d. Hormone

A

Phenolsulfonphthalein

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2
Q

Urine samples should be analyzed within__________ for maximum valid information.

a. 2 minutes
b. 30 min
c. 1 hour
d. 12 hours

A

30 min

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3
Q

Normal freshly voided urine of many species is clear. Exceptions include which of the following species?

a. Rabbit
b. Horse
c. Hamster
d. All of the above

A

All of the above

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4
Q

It is recommended that urine samples size be standardized. An adequate sample of fresh urine is considered to be:

a. 1 ml
b. 5 ml
c. 10 ml
d. 20 ml

A

5 ml

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5
Q

When assessing a patient’s diet, which urine specimen collection time is likley to be most helpful?

a. 5 and 10 min intervals postprandial
b. 30 and 60 min interval postprandial
c. 1 to 2 hours postprandial
d. 3 to 6 hours postprandial

A

3 to 6 hours postprandial

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6
Q

Which is the preferred anticoagulant for conducting hematology in a parrot?

a. Heparin
b. EDTA
c. Potassium chloride
d. Acid-citrate-dextrose (ACD)

A

Heparin

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7
Q

To maintain proper anticoaglulant to blood ratio, sample tubes should be filled to at least what capacity?

a. 90%
b. 75%
c. 60%
d. 50%

A

90%

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8
Q

Blood samples collected immediately postprandial may be:

a. Icteric
b. High in TPP
c. Lipemic
d. Low in RBCs

A

Lipemic

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9
Q

Which urine collection method is optimal for bacterial culture?

a. Manual expression
b. Cystocentesis
c. Midstream
d. Litter pan pour-off

A

Cystocentesis

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10
Q

Pollakiuria is defined as:

a. Complete absence of urine formation
b. Increased urine excretion
c. Frequent urination
d. Decreased urine formation

A

Frequent urination

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11
Q

A “smudge cell” is a:

a. Fragmented erythrocyte
b. Small, dark-stained erythrocyte
c. Nucleated cell that has ruptured as a result of damage to cell during smear making
d. Tissue cell with granules

A

Nucleated cell that has ruptured as a result of damage to cell during smear making

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12
Q

MCHC is calculated by multiplying:

a. Dividend f PCV/RBCs by 1000
b. HB by 10 and dividing by product of total RBC count
c. HB concentration by 100 and dividing by PCV
d. PCV by 10 and dividing product by total RBC count

A

HB concentration by 100 and dividing by PCV

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13
Q

MCV is calculated by:

a. Multiplying Hb by 10 and divide by total RBC count
b. Dividing PCV by RBC count and multiply by 1000
c. Multiplying PCV (%) by 10 and dividing by total RBC count
d. Multiplying Hb concentration by 100 and dividing by PCV

A

Multiplying PCV (%) by 10 and dividing by total RBC count

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14
Q

Mean corpuscular hemoglobin is :

a. Defined as mean weight of the RBC compared to Hb within the cell
b. Defined as mean weight of Hb contained within the average RBC
c. Recorded as femtoliters
d. Recorded as g/dL

A

Defined as mean weight of Hb contained within the average RBC

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15
Q

Which is true of reticulocytes?

a. They are mature erythrocytes that still contain ribosomes
b. Wright’s stain causes a polychromatophilic staining, or diffuse, purple-red color
c. In cats, only the aggregate form should be counted in a reticulocyte count
d. a and c

A

In cats, only the aggregate form should be counted in a reticulocyte count

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16
Q

Basophilic stippling is the presence of small, blue-staining granules within:

a. Erythrocytes
b. Leukocytes
c. Platelets
d. Basophils

A

Erythrocytes

17
Q

Which of the following is likely the most representative method of analyzing urine solute osmolar concentration?

a. Urine pH
b. Cystocentesis
c. Osmometry
d. Specific gravity

A

Osmometry

18
Q

NRBCs are normal in which species of animal?

a. Ruminant and equine
b. Avian and reptile
c. Equine and reptile
d. Avian and equine

A

Avian and reptile

19
Q

An increased WBC count is indicative of:

a. Anisocytosis
b. Agglutination
c. Leukocytosis
d. Leukopenia

A

Leukocytosis

20
Q

Which of the following describes an elevated platelet count caused by bone marrow dysfunction or pathology?

a. Thrombocythemia
b. Thrombocytosis
c. Reactive thrombocytosis
d. Physiological thrombocytosis

A

Thrombocythemia

Mosbys (3 decks)

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