pt 13 (housing and care)

Question 1

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

Answer 1

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

Question 2

name 3 materials commonly used to build lab cages

Answer 2

stainless steel
polycarbonate
galvanized steel
glass
wood

Question 3

what is the best material for building cat cages

Answer 3

stainless steel

Question 4

most commonly used cage for small rodents

Answer 4

shoebox

Question 5

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

Answer 5

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

Question 6

metabolism cage

Answer 6

designed to collect all excreta including urine and feces

Question 7

gang cage

Answer 7

walk-in enclosures for housing a large group of animals

Question 8

isolation cage

Answer 8

barrier systems used to rear axenic or pathogen free animals

Question 9

transport cage

Answer 9

securely move animals from one area to another

Question 10

exercise cage

Answer 10

may contain a rotating wheel for rodents; enrichment

Question 11

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

Answer 11

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

Question 12

cage rack

Answer 12

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

Question 13

2 types of cage washers

Answer 13

tunnel
cabinet

Question 14

what temp should the detergent solution of a cage washer be

Answer 14

180 F

Question 15

sanitizer

Answer 15

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

Question 16

how are cages for COBS animals cleaned

Answer 16

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

Question 17

3 watering devices commonly used for lab animals

Answer 17

bottles
bowls
automatic watering devices

Question 18

what should you do when refilling water bottles or bowls

Answer 18

return to same cage it came from

Question 19

how often do automatic watering systems need to be checked

Answer 19

daily

Question 20

direct bedding

Answer 20

indicates contact with the animal

Question 21

indirect bedding

Answer 21

no contact with the animal and is usually under cage

Question 22

6 characteristics of good bedding material for lab animals

Answer 22

• availability
• non-nutritive
• absorbent
• non-toxic
• comfortable
• disposable

Question 23

major disadvantage to cedar chips

Answer 23

stain
cause dermatitis
lung problems
liver damage

Question 24

major disadvantage to inorganic earth

Answer 24

cannot be burned

Question 25

optimum temp for rodent room

Answer 25

64-79 F

Question 26

temp for rabbits

Answer 26

colder; 61-72 F

Question 27

the relative humidity in animals rooms should be

Answer 27

45-55%

Question 28

what is the minimum airflow for animal rooms

Answer 28

15 air changes/hour

Question 29

lateral ventilation

Answer 29

air flows into other cages carrying disease and bacteria

Question 30

hydrothermograph

Answer 30

records temp and humidity continually

Question 31

nestlet

Answer 31

type of bedding

Question 32

forms of enrichment

Answer 32

toys bedding social groups music, movies exercise and training

Question 33

per diem

Answer 33

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

Question 34

traffic pattern for lab animal housing

Answer 34

move clean to dirty areas

Question 35

endemic

Answer 35

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

Question 36

epizootic

Answer 36

disease that affects a large number of individuals within a population

Question 37

epidemic

Answer 37

A widespread outbreak of an infectious disease

Question 38

enzootic

Answer 38

contagious disease that affects some individuals within a population

Question 39

fomite

Answer 39

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

Question 40

mechanical vector

Answer 40

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

Question 41

biological vector

Answer 41

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

Question 42

what disinfectant is toxic to cats

Answer 42

phenols

Question 43

2 disadvantages of chlorine compounds as disinfectants

Answer 43

- extremely corrosive - inactivated by organic material

Question 44

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

Answer 44

phenols

Question 45

most commonly used animal room disinfectant

Answer 45

quaternary ammonium compounds

Question 46

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

Answer 46

- peroxides - chlorine compounds - enveloped harder to kill

Question 47

what are the common pests found in lab animal facilities

Answer 47

cockroaches grain and flour beetles

Question 48

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

Answer 48

boric acid pyrethrins

Question 49

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

Answer 49

- sanitation - food sealed - seal cracks - keep dry - traps

Question 50

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

Answer 50

rabbits and hamsters