Lab Safety and Microscopes Flashcards

1
Q

What are the potential hazard(s) to people when working with blood/urine/feces in veterinary clinics?

A

Bacteria
Viruses
Parasites

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2
Q

How long should you flush your eyes if chemicals or biohazards are splashed into them?

A

At least 15 minutes

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3
Q

Zoonoses

A

A disease that can be transmitted from animals to humans.

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4
Q

What magnification level should you start when using a microscope?

A

The lowest

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5
Q

What is included in PPE?

A

Gloves
Gown (lab coat)
Masks
Eye gear

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6
Q

Infectious disease

A

Those that can be transmitted to a person, due to bacteria, viruses, parasites or other agents, which may invade a person’s body, possibly resulting in an infection

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7
Q

OSHA meaning

A

-Occupational Safety and Health Administration
-Help employers and employees reduce on the job injuries and deaths

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8
Q

What is included when labeling a sample?

A

Time, date, patient name, & your initials

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9
Q

Magnification

A

The ratio of the size of a feature in an image (D) to the size of the feature in the actual object (d)

M= D/d

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10
Q

Modern Microscopes “compound microscopes”

A

They magnify both in the objective and the ocular.
Magnification = Ocular x Objective
400x = 10 x 40

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11
Q

Microscope use

A
  1. Begin with the condenser up & the lowest magnification.
  2. Adjust focus with the course knob, centering the object of interest.
  3. Increase magnification as needed, using only fine focus at higher magnification.
  4. Oil is used for the 1000x magnification, be careful to keep oil off all other lenses.
  5. As magnification is increased, the light will need to be increased.
  6. Adjust contrast with the iris diaphragm.
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