Veterinary Technician

Category - Lab Procedures

When using the 100X objective lens, which type of oil should be used on the slide?
  1. Corn Oil
  2. Mineral Oil
  3. Immersion Oil
  4. Hydraulic Oil
Explanation
Answer: C - Immersion oil must be used on the 100X objective lens to prevent damage to the lens. Immersion oil should be removed immediately following use and it should be prevented from contaminating the other lenses on the microscope.
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