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LATG Practice Questions > Chapter 7 Occupational Health and Safety > Flashcards

Chapter 7 Occupational Health and Safety Flashcards

1
Q

Which individual or group has a responsibility in developing and implementing the components of the institution’s occupational health and safety program?

A
  • The institution’s environmental health and safety personnel
  • The investigators
  • the senior institutional official
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2
Q

The custodial staff does not need to participate in an institution’s occupational health and safety program.

A

false

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3
Q

The skill and experience of the employee should be considered in assessing risks.

A

True

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4
Q

What action must always be done before opening the door of an autoclave?

A

Check the pressure gauge

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5
Q

If a trash can has a biohazard sign on it, it can be used for the disposal of sharps.

A

False

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6
Q

Which item does OSHA require in areas where procedures involving flammable materials are preformed?

A

A fire extinguisher

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7
Q

Which practice would not address noise issues in the animal facility?

A

Using rubber tool handles to lessen vibrations

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8
Q

Liquid nitrogen should always be stored in a sealed container with no gas escape valve.

A

False

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9
Q

Which of the following are potential chemical hazards?

A
  • test substances used in experiments
  • Disinfectants
  • Inhalant anesthetics
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10
Q

Detergents and disinfectants are not considered hazardous chemicals.

A

false

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11
Q

Safety sheets provide BLANK data and BLANK information

A

physical property, toxicological

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12
Q

Which of the following describes carbon-14, tiritum (3H), and iodine-125?

A

Radioisotopes

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13
Q

Which statement best describes gamma radiation?

A

They are a type of electromagnetic radiation

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14
Q

What is Bremsstrahlung?

A

An x-ray produced by beta particles when they decelerate

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15
Q

What best describes beta particles?

A

They are charged particles, either an electron or positron

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16
Q

Thick dense shielding must be used to protect a worker from which of the following types of radiation?

A

Gamma radiation and x-rays

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17
Q

Which statement best describes alpha particles?

A

They consist of two protons

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18
Q

Statistics show that about BLANK % of the people who work with laboratory animals develop allergic symptons

A

44

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19
Q

Which of the following is the typical profile of someone who develops a laboratory animal allergy?

A

a 23-32 year old with less than 3 years of occupational contact.

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20
Q

Which of the following is NOT a zoonotic disease?

A

Parovirus

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21
Q

Regularly scheduled testing for tuberculosis is necessary for all personnel who work with which species?

A

Nonhuman primates

22
Q

What ABSL level should be used when working with an agent whose risk of transmission is unknown?

A

4

23
Q

Work with a well-characterized infectious agent not known to cause disease in humans can be performed at what ABSL level?

A

1

24
Q

ABSL-1 level work can be conducted on the open bench if good microbiological techniques are used.

A

True

25
Q

What does the “N” indicate in a N-95 respirator?

A

Not resistant to oil

26
Q

To be effective and used legally, the respirator must meet the standards of and be maintained in accordance with which agency’s specifications?

A

OSHA

27
Q

Which precaution is important for personnel who handle hazardous waste?

A
  • Wear gloves
  • Wash hands frequently
  • Wear laboratory coats
28
Q

Gloves made from which of the following materials would be best to use when handling nonhuman primates?

A

Animal hide

29
Q

Burners should not be used in Class 2 biosafety cabinets.

A

True

30
Q

Which class of biosafety cabinets offers the most protection to personnel?

A

Class 3

31
Q

Which class of biosafety cabinets protect the user against direct contact with the contents of the cabinet?

A

Class 3

32
Q

HEPA filters remove dangerous gases from the air.

A

False

33
Q

Which characteristics is most important for a container used for the disposal of sharp items?

A

Puncture-resistance

34
Q

Which of the following is an example of general waste?

A

soiled bedding

35
Q

Whose responsibility is it to follow the disposal of waste until its ultimate point of disposal?

A

The individuals whose activities generated the waste.

36
Q

For small scale accidents in the facility, in what order should the following three steps be taken?

A

Leave the area
Call for help
Secure the area

37
Q

Which article of personal protective equipment would NOT be necessary when processing waste in an autoclave in a basic containment laboratory?

A

Face shield

38
Q

Work with moderate risk agents that are associated with human diseases of varying severity should be performed at what ABSL level?

A

2

39
Q

Which type of ionizing radiation is best described as small particles that move at high speed and are moderately penetrating?

A

Beta particles

40
Q

Which practice does NOT decrease exposure to allergens?

A

Wearing safety glasses

41
Q

Which of the following is used to represent an estimate of the reasonable level of a chemical to which a worker can be exposed without adverse effects?

A

Threshold Limit Value

42
Q

Heavy equipment, sharps, and animal bites are considered what type of hazard?

A

Physical

43
Q

Exposure to which of the following is a potential hazard related to the use of lasers during surgery?

A

Aerosols and gases

44
Q

What is the most essential component of an effective occupational health and safety program?

A

An adequate risk assessment

45
Q

For easy identification of different items in a first-aid kits, a system based on BLANK has been adopted.

A

Color

46
Q

Exposure to which of the following is a potential hazard related to the use of lasers during surgery?

A

Aerosols and gases

47
Q

Which type of chemical responds strongly in the presence of water?

A

Reactive

48
Q

Which type of radiation is electromagnetic radiation generated from radioactive decay?

A

Gamma radiation

49
Q

Which practice does NOT decrease exposure to allergens?

A

Wearing safety glasses

50
Q

What ABSL level should be used when working with an agent whose risk of transmission is unknown?

A

4

51
Q

Which article of personal protective equipment would NOT be necessary when processing waste in an autoclave in a basic containment laboratory?

A

A respirator

LATG Practice Questions (22 decks)

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