Vtne Domain 4: Laboratory Procedures Welcome to your Vtne Domain 4: Laboratory Procedures 1. VTNE: Laboratory Procedures Which staining technique is best used for identifying Mycobacterium spp. in cytology samples? A. Gram stain B. Acid-fast stain C. Wright's stain D. Coomassie blue stain None 2. VTNE: Laboratory Procedures In veterinary hematology, what is the primary purpose of performing a reticulocyte count in anemic patients? A. To measure the oxygen-carrying capacity of the blood B. To assess bone marrow response and erythropoietic activity C. To evaluate the leukocyte response to infection D. To determine the blood type of the patient None 3. VTNE: Laboratory Procedures When preparing a sample for a bacterial culture and sensitivity test, why is it important to obtain the sample before initiating antibiotic therapy? A. To prevent contamination of the sample B. To ensure the most accurate sensitivity results C. To reduce the risk of hemolysis D. To increase the yield of bacterial DNA for PCR None 4. VTNE: Laboratory Procedures In veterinary parasitology, the Baermann technique is specifically designed for the recovery of what type of parasites? A. Nematode larvae B. Protozoal cysts C. Flea eggs D. Tapeworm segments None 5. VTNE: Laboratory Procedures Which of the following is a critical safety measure when handling chemicals in the veterinary laboratory? A. Use of a Bunsen burner B. Wearing personal protective equipment (PPE) C. Keeping the windows open D. Working in a dimly lit area None 6. VTNE: Laboratory Procedures For accurate urinalysis results, the sample should ideally be analyzed within how many minutes of collection? A. 5-10 minutes B. 30-60 minutes C. 1-2 hours D. 6-12 hours None 7. VTNE: Laboratory Procedures What is the significance of the packed cell volume (PCV) or hematocrit (HCT) in veterinary medicine? A. To determine the hydration status of an animal B. To assess the clotting ability of blood C. To measure blood glucose levels D. To evaluate the function of the liver None 8. VTNE: Laboratory Procedures Which electrolyte abnormality is most commonly associated with severe vomiting in dogs and cats? A. Hyperkalemia B. Hyponatremia C. Hypercalcemia D. Hyperphosphatemia None 9. VTNE: Laboratory Procedures In veterinary clinical pathology, an increase in serum bilirubin is most indicative of what condition? A. Kidney failure B. Liver disease or hemolysis C. Pancreatitis D. Diabetes mellitus None 10. VTNE: Laboratory Procedures What is the primary purpose of performing a direct Coombs' test in veterinary medicine? A. To detect autoimmune hemolytic anemia B. To identify blood parasites C. To measure blood glucose levels D. To evaluate kidney function None 1 out of 10 Time is Up! Time's up
