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Laboratory Animal Technician > Review Questions > Flashcards

Review Questions Flashcards

1
Q

how many IACUC members are required by the AWR, enforced by the USDA?

A

3

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2
Q

if an animal was used in teaching, research, experiments, or tests causing pain or distress to the animals, for which appropriate anesthetic analgesic, or tranquilizing drugs were used, what USDA pain category would this describe?

A

D

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3
Q

How many pain categories descriptions are used by the USDA for reporting purposes?

A

4

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4
Q

how often do the PHS policy and the AWR require the IACUC to conduct inspections of the animal facilities and study areas?

A

at least every 6 months

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5
Q

although not a regulation, the Guide has regulatory authority in institutions conducting what type of activities?

A

PHS supported

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6
Q

which word is used in the Guide to describe animal care program aspects that are considered essential or imperative to proper humane care and use of laboratory animals?

A

must

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7
Q

how often does AALAC conduct inspections of accredited institutions?

A

every 3 years

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8
Q

in addition to the federal, state, and local laws of regulations, what two documents are used by AALAC in the US to evaluate institutions for accreditation?

A

The Guide and The Ag Guide

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9
Q

how often must the controlled substance inventory list be updated?

A

every 2 years

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10
Q

which of the following is false about decentralized management program?

A

each department that uses animals is managed by one supervising department

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11
Q

what type of costs are associated with a specific research project?

A

direct

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12
Q

the actions taken to assure that laboratory animals are treated according to high ethical and scientific standards are referred to as animal welfare

A

false - ethical

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13
Q

if a researcher substitutes an animal with a lower sentient species, which of the 3Rs is being applied?

A

replacement

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14
Q

what is an example of refinement?

A

using less painful procedures

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15
Q

which of the following statements is false in regards to ethics and animal research?

A

regulatory mandates, institutional policies, and animal use protocols with provide all the guidance needed to make ethical decisions about animal wellbeing

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16
Q

what makes purified water harmful to aquatic species

A

improper mineral balance

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17
Q

which water condition results in water flowing out of an amphibians body?

A

excessive salt concentration

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18
Q

which of the following is used to remove chloramines from an aquatic system?

A

carbon filter

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19
Q

what effect does UV light have that limits the ability of microorganisms to survive?

A

mutations in DNA

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20
Q

which factor would encourage tank algae growth?

A

strong lighting

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21
Q

what is relative humidity?

A

the percentage of the maximum amount of water that can be held in the air at a given temperature

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22
Q

what instrument measures relative humidity?

A

hygrometer

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23
Q

which of the following will reduce, but not eliminate, the number of microorganisms?

A

sanitizer

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24
Q

which of the following destroys or inactivates microorganisms, but does not eliminate spores?

A

disinfectant

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25
Q

which of the following statements in false about phenolics

A

they are effective on plastic

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26
Q

which of the following is true about formaldehyde

A

it degrades in the presence of light and air

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27
Q

what is a drawback of dry heat sterilization?

A

all of the above

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28
Q

why should the manufacturer’s recommendations for temperature for a specific chemical not be exceeded?

A

it may cause an evaporation of some components in the formula

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29
Q

which of the following is false about autoclaving?

A

it sterilizes the same as unpressurized boiling water

30
Q

what do cornified epithelial cells contain that inhibit dehydration?

A

water insoluble proteins

31
Q

what is anestrus?

A

long periods were the animal isn’t in estrus.

32
Q

where are erythrocytes primarily produced?

A

bone marrow

33
Q

what is muscle tone?

A

a mild contracted state

34
Q

where does fermentation take place in ruminents?

A

rumen

35
Q

what is the basic function unit of the kidney?

A

nephron

36
Q

what is true about artificial insemination?

A

semen is placed into the reproductive tract of the female.

37
Q

what are two types of connective tissue in the vertebrate skeleton?

A

bone and cartilage

38
Q

what causes the lymph to move through the lymphatic system?

A

skeletal muscle contractions

39
Q

what is the pancreas responsible for regulating?

A

blood glucose

40
Q

what endocrine glad is called the master gland?

A

pituitary gland

41
Q

a cage that is 30 cm in length is how long in inches?

A

11.8 inches

42
Q

what does SID mean?

A

once per day

43
Q

how do you check the needle length for a gastric gavage procedures

A

measure the needle from the corner of the mouth to the sternum, at the xiphoid process

44
Q

which of the follow statements is FALSE about arterial and venous catherization?

A

venous catherization often requires general anesthesia

45
Q

which of the following does not affect the duration of imaging studies

A

whether or not documentation is required

46
Q

what type of forceps are designed to clamp onto bleeding tissue with a severed blood vessel

A

hemostatic

47
Q

which method of sterilization can be used for items that are sensitive to high heat or humidity?

A

gas sterilization

48
Q

how many strokes does each surface of the arm receive when scrubbing for surgery?

A

10

49
Q

what is sterility

A

a state in which NO living microorganisms are present

50
Q

why is female urinary catheterization more difficult than with the male?

A

the orifice is difficult to visualize.

51
Q

what is the term for the spreading of a malignant tumor to other areas of the body?

A

metastasis

52
Q

which type of disease has a sudden onset and may have deaths with few or no previous clinical signs

A

peracute

53
Q

which term refers to unregulated and disorganized production of cells that cause cancer?

A

neoplasm

54
Q

which of the following is true about the B virus in monkeys?

A

there may be no symptoms.

55
Q

Although not a regulation, the Guide has regulatory authority in institutions conducting what kind of activities?

A

Public Health Service (PHS)

56
Q

who is exempt from participating in the animal care training program

A

no one

57
Q

true or false: the actions taken to assure that laboratory animals are treated according to high ethical and scientific standards are referred to as animal welfare

A

false

58
Q

if a researcher substitutes an animal with a lower sentient species, which of the 3Rs is being applied?

A

replacement

59
Q

true or false: regulatory mandates, institutional policies, and animal use protocols will provide all the guidance needed to make ethical decisions about animal wellbeing

A

false

60
Q

What is the best equation you have for dose calculations?

A

y = weight x dose / concentration

61
Q

How early can you see zebrafish internal structures?

A

3 days

62
Q

what is not a method of dechlorinating water?

A

adding buffering chemicals

63
Q

what biosafety level contains indigenous organisms that pose a moderate risk of disease?

A

2

64
Q

what is not found in the dermal layer?

A

cornified epithelium

65
Q

what are two types of connective tissue in the vertebrate skeleton

A

bone and cartilage

66
Q

what causes lymph to move through the lymphatic system?

A

skeletal muscle contractions

67
Q

what does the thyroid gland regulate?

A

metabolic rate and calcium utilization

68
Q

what is the process called when fertilized eggs or embryos are taken from a female and implanted into another female who has been tested and found free of pathogens?

A

rederivation

69
Q

what is the term for the amount of drug administered at one time?

A

dose

70
Q

what statement is false about maintaining sterility?

A

gowns should be shaken out before donning

Laboratory Animal Technician (13 decks)

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