VTNE Laboratory Test 1

VTNE Laboratory Test 1 (ACTUAL TEST ) Questions and Answers (Solved)

• What change is most likely to occur if the serum is not separated from the clot

quickly after blood collection?

Answer: decreased glucose concentration

• What is an elevation of BUN as a result of dehydration referred to as?

Answer: renal azotemia

• Which anticoagulant is preferred for routine hematologic studies because it

preserves cell morphology?

Answer: EDTA

• What is the predominant plasma protein?

Answer: albumin

• Whats is the Coombs test used to diagnose?

Answer: immune-mediated hemolytic anemia

• What assay is used to assess carbohydrate metabolism?

Answer: glucose

• What is the anticoagulant of choice for critical blood glucose evaluations?-

Answer: sodium fluoride

• What does increases in both conjugated and unconjugated bilirubin indicate?

Answer: hepatocellular damage

• In canines, damage to hepatic cells results in the release of large amounts of

what?

Answer: ALT

• Substances that dissociate into ions when dissolved in water are referred to as

what?

Answer: electrolytes

• Dehydration and excess protein intake will result in increases in what values?

Answer: blood urea nitrogen

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• The test considered to be the most sensitive indicator of pancreatic dam- age or

pancreatic duct inflammation is ?

Answer: pancreatic lipase test

• What is the predominant WBC in ruminants?

Answer: lymphocyte

• What type of immunologic test is commonly used to detect and diagnose

brucellosis and toxoplasmosis?

Answer: agglutination tests

• What test is commonly used as a prognostic indicatior in critically ill patients?

Answer: lactate

• Whats does impaired bile flow stimulate the production of?

Answer: ALP

• What is the primary immunoglobulin involved in hypersensitivity reactions?

Answer: IgE

• What is the primary immunoglobulin involved in mucosal immunity?

Answer: IgA

• What test provides and indication of the average glucose levels in a patient over the

preceding 1 to 3 weeks

Answer: fructosamine

• What is the major cation of plasma and interstitial fluid?

Answer: sodium

• What is the major cation of intracellular fluid?

Answer: potassium

• What are antibodies produced by?

Answer: B-lymphocytes

• A test that yields a negative result on a sample tat is in fact negative is said to be

highly...what?

Answer: specific

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• What term refers to a test that has the ability to yield positive results on a sample

that is in fact positive?

Answer: sensitivity

• Plasma that appears red tinged in a spun micro-hematocrit tube is reffered to as?

Answer: hemolyzed

• What is the best way to differentiate between hematuria and hemoglobinuria?

Answer: Centrifuge the urine and examine the sediment microscopically for RBC's

• Which urine crystal is associated with ethylene glycol toxicity in small animals?

Answer: calcium oxalate- monohydrate

• Which media is recommended for culture and sensitivity tests?

Answer: -Mueller-Hinton agar

• Normal equine urine often contains these crystals described as "dumb- ells"?

Answer: calcium carbonate

• Parasites whose life cycle involves a mollusk are what?

Answer: trematodes

• What is the nonburrowing mite that causes intense pruritis and wool damage in

sheep?

Answer: Psoroptes spp.

• An organism that harbors the immature stage of a parasite is referred to as what?

Answer: intermediate host

• An organism that harbors the adult stage of a parasite is referred to as what?

Answer: definitive host

• What parasitic infection is diagnosed with cellophane tape preparation?

Answer: -Oxyuris equi

• What disease do Dermacentor spp. ticks carry?

Answer: Rocky Mountain spotted fever

• What is infestation with mites referred to as?

Answer: pediculosis

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