Laboratory procedures prendergast

What anticoagulant is used most commonly in animal-blood collection for CBCs?

Potassium ethylenediamine tetraacetic acid

In dogs and cats, the blood chemistry tests most commonly used to evaluate liver function are:

Alanine transaminase and aspartate aminotransferase

Which of these is not a function of the lymphatic system?

Transport of waste materials

Which species includes common contaminants and is the causative agent of anthrax?

Bacillus

When collecting blood for a coagulation profile, it is especially important to:

Minimize vascular trauma during venipuncture

Which of these white blood cells migrate through tissue as macrophages and function to remove and destroy bacteria, damaged cells, and neoplastic cells?

Monocytes

Vaccines may be administered by any of the following routes except:

Intraperitoneally

Viruses are best described as:

Obligatory intracellular parasites

Paragonimus kellicotti is a:

Fluke

Dirofilaria immitis is a:

Nematode

Prerenal azotemia is:

Dehydration without true impaired kidney function

The parasite whose larvae form warbles in subcutaneous tissue along the backs of cattle is:

Hypoderma species

What cells are sensitized by IgE to produce large quantities of histamines?

Mast cells and basophils

What is the smallest epithelial cell seen on a urine sediment examination?

Renal cell

The adult form of the parasite ________ is a fly, and the larval stage is an endoparasite.

Gasterophilus

Aged urine samples left at room temperature and exposed to UV light may cause a false-negative result in which of the following biochemical tests?

Bilirubin

What type of anemia is associated with icterus?

Hemolytic

An intestinal fluke is of the:

Alaria species

Dipylidium caninum is a:

Cestode

With the exception of cats, most animals have a total blood volume equivalent to ___ of their body weight.

7%

Secondary hemostasis refers to:

The coagulation cascade

Certain oxidant drugs can denature hemoglobin and cause the production of round structures in erythrocytes that are called:

Heinz bodies

Serum electrolyte levels should be determined when evaluating the function of the:

Kidneys

Pancytopenia is characterized by:

Decreased numbers of all blood cells

A left shift refers to increased numbers of:

Immature neutrophils

What term indicates an abnormally high lymphocyte count?

Lymphocytosis

The calibrated device used to deliver a specified volume of patient sample when performing a blood chemistry analysis is known as a:

Pipette

Which of the following options is another term for icterus?

Jaundice

Which clotting disorder is stimulated by hypothyroidism?

von Willebrand’s disease

Canine blood types are preceded by the letters "DEA." What do these letters stand for?

Dog erythrocyte antigen

In an animal with a history of bone resorption or convulsions, blood chemistry analysis is commonly performed to measure blood levels of:

Calcium and phosphrous

Rouleaux formation is most commonly seen on blood smears from:

Horses

For glucosuria to occur, which of the following must also be present?

Hyperglycemia

Which term is used to describe the situation in which many of the erythrocytes stain varying shades of lavender?

Polychromasia

The ability of the renal tubules to concentrate or dilute a urine sample is assessed by what component of the urinalysis?

Specific gravity

Anaphylactic shock is:

A severe, life-threatening reaction that occurs seconds after an antigen enters the circulation

What part of the CBC cannot be done manually with adequate accuracy?

Erythrocyte count

Chemical neutropenia may result from the ingestion of which drug in dogs?

All of the options are correct

The parasite diagnosed by examining urine is:

Dioctophyma species

What laboratory test evaluates primary hemostasis?

Buccal mucosal bleeding time

Which urolith is becoming quite common in cats?

Oxalate

When preparing a direct smear from feces, all of the following liquids can be mixed with the feces except:

Hydrogen peroxide

Which of these parasites sucks blood from its host?

Ctenocephalides feli

Total protein levels are _________ in a dehydrated animal.

Increased

What sample is recommended for hemoglobin testing?

Whole blood

Hemagglutination is:

Clumping of erythrocytes

In horses the blood chemistry tests most commonly used to evaluate liver function are:

Gamma-glutamyl transferase and sorbitol dehydrogenase

Hoover, a canine patient, was diagnosed with a urinary tract infection 2 weeks earlier and was placed on a course of amoxicillin. The veterinarian asked that he return for a recheck to ensure the infection has resolved. The collection method of choice is:

Cystocentesis

Where on the blood smear would you select to start your WBC differential count?

Monocellular layer

The best urine collection method to assess the patency of the urethra is:

Catheterization

What is normally the largest mature blood cell in the peripheral blood of domestic species?

Monocyte

What is the primary function of eosinophils?

Respond to allergic reaction