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MT6321 HISTOPATH > U1 LAB: LAB SAFETY > Flashcards

U1 LAB: LAB SAFETY Flashcards

1
Q

T/F: Employers are required to provide and pay for PPE.

A

True

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2
Q

This is used wherever hazards of processes or environment, chemical hazards, radiological hazards, or mechanical irritants are encountered in a manner capable of causing injury or impairment in any part of the body through absorption, inhalation or physical contact.

A

Personal Protective Equipment (PPE)

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3
Q

Laboratory chemicals include:

A
  • carcinogens (cancer-causing)
  • toxins (affecting liver, kidney and nervous system)
  • irritants
  • corrosives
  • sensitizers
  • agents that act on blood
  • damage lungs, skin, eyes, or mucous membranes
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4
Q

Materials which burn or ignite

A

Flammable

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5
Q

Examples of Flammable chemicals

A
  • Acetonitrile
  • Methanol (95% Ethanol)
  • Diesel Fuel
  • Mineral Spirits
  • Acetone
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6
Q

Materials which cause visible destruction and/or irreversible alterations at point of contact

A

Corrosive

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7
Q

Examples of Corrosive substances

A
  • Acetic Acid
  • Photographer Fixer
  • Sodium Hydroxide
  • Decalcifying agent
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8
Q

Materials which are liable to explore or react violently on contact with air, water, or other chemicals

A

Reactive

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9
Q

Examples of Reactive chemicals

A
  • Benzoyl Peroxide
  • Nitric Acid
  • Picric Acid
  • Silane
  • Sodium Metal
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10
Q

Materials which cause harm if they enter the body, such as carcinogens, mutagens and poisons

A

Toxic

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11
Q

Examples of Toxic chemicals

A
  • Benzene
  • Bromine
  • Powdered Inks or Pigments
  • Sodium Azide
  • Formaldehyde
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12
Q

Materials which cause harm by irritating the eyes and/or skin, cause allergic reactions, drowsiness, lack of coordination and/or organ damage

A

Irritant

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13
Q

Materials which are toxic and/or cause harm to the environment at large, particularly aquatic animals

A

Environmental Hazard

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14
Q

Examples of Environmental Hazard chemicals

A
  • Anthrax
  • Arsenic
  • Asbestos
  • Lead
  • Mercury
  • Oil
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15
Q

5 major elements of Laboratory standard

A
  1. Hazard Identification
  2. Chemical Hygiene Plan
  3. Information and training
  4. Exposure monitoring
  5. Medical consultation and examinations
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16
Q

These are biological agents, and biological toxins.

A

Biological hazards

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17
Q

These hazards are present in various sources throughout the laboratory such as blood and body fluids, culture specimens, body tissue and cadavers, laboratory animals as well as other workers.

A

Biological Hazard

18
Q

This standard is designed to protect workers from health hazards of exposure to blood borne pathogens

A

OSHA Bloodborne Pathogens (BBP)

19
Q

BBP includes the following:

A
  • written Exposure Control Plan
  • training
  • use of Standard Precautions when dealing with blood and OPIM
20
Q

OPIM stands for?

A

Other Potentially Infectious Materials

21
Q

OSHA revised the BBP stands for?

A

Needlestick Safety and Prevention Act

22
Q

Revision of OSHA BBP

A
  • Selection of safer needle devices, and involving workers in identifying and choosing these devices
  • Maintain a log of injuries from contaminated sharps
23
Q

OSHA defines blood to mean?

A
  • human blood
  • human blood components
  • products made from human blood
24
Q

under OPIM

A
  1. Other body fluids
  2. Any unfixed tissue or organ
  3. HIV- or HBV-containing cell or tissue cultures
25
Q

T/F: OPIM includes any unfixed tissue or organ from the dead or living.

A

True

26
Q

Risk for repetitive motion injuries

A

Ergonomic Hazards

27
Q

Routine procedures that may cause ergonomic hazards

A
  • Pipetting
  • Working at microscopes
  • Operating microtomes
  • Cell counters and keyboarding at computer
  • Standing and working in awkward positions in front of laboratory hoods/biological safety
28
Q

Repetitive motion injuries develop over time and occur when?

A
  • muscles and joints are stressed
  • tendons are inflamed
  • nerves are pinched
  • flow of blood is restricted
29
Q

This is described as a series of energy waves composed of oscillating electric and magnetic fields travelling at the speed of light.

A

Non-ionizing Radiation

30
Q

Non-ionizing Radiation includes

A
  • ultraviolet (UV)
  • visible light
  • infrared (IR)
  • microwave (MW)
  • radio frequency (RF)
  • extremely low frequency (ELF)
30
Q

OSHA’s hearing conservation program

A
  • use of PPE
  • workers are exposed to a TWA of > 85 dBA over an 8 hour work shift (develop monitoring program to assess noise levels)
31
Q

________ centrifuge rotors can result in injury, or even death.

A

Unbalanced

32
Q

Breakage of this can generate aerosols that may be harmful if inhaled

A

sample container

33
Q

Majority of all centrifuge accidents are the result of?

A

user error

34
Q

Electrical hazards include?

A

electric shock, electrocutions, fires and explosions

35
Q

Electrical hazards can result from?

A
  • faulty electrical equipment/instrumentation or wiring
  • damaged receptacles and connectors
  • unsafe work practices
36
Q

Most common serious hazard in the laboratory

A

Fire hazard

37
Q

This requires that all employers keep all places of employment clean and orderly and in a sanitary condition/

A

Walking/Working Surfaces standard

38
Q

This must be worn in instances when gross contamination can reasonably be anticipated.

A

Surgical caps or hoods, shoe covers or boots

39
Q

If the floor is not on fire, you must?

A

Stop, Drop and Roll

MT6321 HISTOPATH (13 decks)

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