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vtt 214 - lab animal > pt 13 (housing and care) > Flashcards

pt 13 (housing and care) Flashcards

1
Q

name 4-6 things that should be considered when selecting or designing a cage

A
  • secure
  • comfortable
  • access to food and water
  • permit observation w/o opening
  • sanitary and safe
  • laterally ventilated
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2
Q

name 3 materials commonly used to build lab cages

A

stainless steel
polycarbonate
galvanized steel
glass
wood

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3
Q

what is the best material for building cat cages

A

stainless steel

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4
Q

most commonly used cage for small rodents

A

shoebox

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5
Q

what is a squeeze cage and what animal might be used with it

A

any cage which can be reduced in size to immobilize an animal; primates, large animals, cats and dogs

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6
Q

metabolism cage

A

designed to collect all excreta including urine and feces

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7
Q

gang cage

A

walk-in enclosures for housing a large group of animals

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8
Q

isolation cage

A

barrier systems used to rear axenic or pathogen free animals

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9
Q

transport cage

A

securely move animals from one area to another

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10
Q

exercise cage

A

may contain a rotating wheel for rodents; enrichment

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11
Q

how do you know what size cage you need when ordering or designing cages for a particular species

A

established by USDA and ILAR depending on species, animal size, and behavioral needs

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12
Q

cage rack

A

used to hold large numbers of cages to easily move for cleaning

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13
Q

2 types of cage washers

A

tunnel
cabinet

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14
Q

what temp should the detergent solution of a cage washer be

A

180 F

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15
Q

sanitizer

A

an agent which reduces the number of bacteria to levels prescribed by public health rules

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16
Q

how are cages for COBS animals cleaned

A

kept in disposable cages or in caged that can be autoclaved to sterilize them

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17
Q

3 watering devices commonly used for lab animals

A

bottles
bowls
automatic watering devices

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18
Q

what should you do when refilling water bottles or bowls

A

return to same cage it came from

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19
Q

how often do automatic watering systems need to be checked

A

daily

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20
Q

direct bedding

A

indicates contact with the animal

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21
Q

indirect bedding

A

no contact with the animal and is usually under cage

22
Q

6 characteristics of good bedding material for lab animals

A
  • availability
  • non-nutritive
  • absorbent
  • non-toxic
  • comfortable
  • disposable
23
Q

major disadvantage to cedar chips

A

stain
cause dermatitis
lung problems
liver damage

24
Q

major disadvantage to inorganic earth

A

cannot be burned

25
Q

optimum temp for rodent room

A

64-79 F

26
Q

temp for rabbits

A

colder; 61-72 F

27
Q

the relative humidity in animals rooms should be

A

45-55%

28
Q

what is the minimum airflow for animal rooms

A

15 air changes/hour

29
Q

lateral ventilation

A

air flows into other cages carrying disease and bacteria

30
Q

hydrothermograph

A

records temp and humidity continually

31
Q

nestlet

A

type of bedding

32
Q

forms of enrichment

A

toys
bedding
social groups
music, movies
exercise and training

33
Q

per diem

A

a charge for daily maintenance of animals paid by the researcher to the facility

34
Q

traffic pattern for lab animal housing

A

move clean to dirty areas

35
Q

endemic

A

disease, always present, affects a small, controlled population in a geographic area

36
Q

epizootic

A

disease that affects a large number of individuals within a population

37
Q

epidemic

A

A widespread outbreak of an infectious disease

38
Q

enzootic

A

contagious disease that affects some individuals within a population

39
Q

fomite

A

inanimate object that can serve as a resting place for disease microorganisms

40
Q

mechanical vector

A

an organism transmits a pathogenic disease simply by carrying it; fly

41
Q

biological vector

A

an organism in which the pathogenic organism undergoes part of its lifecycle; bite from tick

42
Q

what disinfectant is toxic to cats

A

phenols

43
Q

2 disadvantages of chlorine compounds as disinfectants

A
  • extremely corrosive
  • inactivated by organic material
44
Q

which disinfectant would be good to use in footpaths which are expected to accumulate organic matter from footwear

A

phenols

45
Q

most commonly used animal room disinfectant

A

quaternary ammonium compounds

46
Q

2 types of disinfectants effective against both enveloped and non-enveloped viruses? which is harder to kill?

A
  • peroxides
  • chlorine compounds
  • enveloped harder to kill
47
Q

what are the common pests found in lab animal facilities

A

cockroaches
grain and flour beetles

48
Q

1 insecticide with a residual effect and 1 non-residual insecticide used in labs

A

boric acid
pyrethrins

49
Q

3-4 ways to control roaches and beetles without use of insecticides

A
  • sanitation
  • food sealed
  • seal cracks
  • keep dry
  • traps
50
Q

acids are needed to clean cages of which 2 common lab species

A

rabbits and hamsters

vtt 214 - lab animal (33 decks)

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