ALAT UPDATED EXAM SCRIPT QUESTIONS AND ANSWERS
GRADED A+
✔✔What is the most common workplace injury? - ✔✔Ergonomic injuries
✔✔When performing ________ ___________ it is important to take frequent short
breaks to rest and stretch - ✔✔repetitive motions
✔✔A _________ disease is a disease that can be transmitted from animal to human -
✔✔zoonotic
✔✔What are the 4 cleaning cycles for cage wash? - ✔✔Prewash, wash, rinse, 180 F
rinse
✔✔What are the three types of cage washers? - ✔✔Tunnel washer, rack washer,
cabinet washer
✔✔This washer is designed similiar to household dishwashers. In addition to washing
cages it can also wash bottles and glassware
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔B) Cabinet Washer
✔✔This washer is designed mainly for large equipment such as cage racks and bulk
carts
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔A) Rack Washer
✔✔This washer process soiled small equipment and accessories, including cages, wire-
bar lids, lids, bottles, sipper tubes, and other equipment that fits onto the conveyor belt
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔C) Tunnel Washer
✔✔To reduce the risk of conamination in the animals drinking water is treated with? -
✔✔acid, chlorine, reverse osmosis, or ultraviolet radiation
✔✔What type of feeder is used for rodents?
A) J-shaped clip on feeder
,B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔B) V- shaped feeders
✔✔What type of feeders are used for rabbits and guinea pigs?
A) J-shaped clip on feeder
B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔A) J-shaped clip on feeder
✔✔What type of feeders are used for large species?
A) J-shaped clip on feeder
B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔E) C and D feed bowls on the ground and suspended feeders
✔✔For a HEPA filter, what does HEPA stand for? - ✔✔high- efficiency particulate air
filter
✔✔What does PPE stand for? - ✔✔Personal Protective Equipment
✔✔An area is considered a noise hazard at what decible? - ✔✔85 or above
✔✔When protecting against airborne pathogens or allergens, you should wear what
kind of mask? - ✔✔N95 type respirator or a PAPR
✔✔What are 3 key factors for personal protection against radiation? - ✔✔Shielding:
lead aprons
Time: minimize time spent near radioactive materials
Distance: Stay far away from radioactive material
✔✔What kind of injury is most common in the workplace? - ✔✔Ergonomic
✔✔What kind of injuries does ergonomic hazards cause? - ✔✔Musculoskeletal injuries
✔✔What can help avoid repetitive motion injuries? - ✔✔-Alternating tasks to use
different muscle groups
-Take small breaks inbetween standing to put less stress on body
,✔✔What are the common allergens people can develope when working with lab
animals? - ✔✔rat/mouse urine and saliva, dander and fur
✔✔What is top priority if an accident results in injury? - ✔✔First Aid
✔✔What does HEPA stand for? - ✔✔high-efficiency partculate air
✔✔How many HEPA filters are on a laminar flow cabinet? - ✔✔2
✔✔What class of BSCs are used in enclose equipment that has potential of generating
aerosols or dust and for changing small animal cages. What is the con to this BSC? -
✔✔Class 1 BSC, due to pulling unfiltered air it provides no protection to what is inside
the cabinet
✔✔What class of BSCs pulls air into cabinet to filter it and recirculate it.? how many
types of this class of BSC is there? - ✔✔Class 11 BSC. 4 types A1, A2, B1, B2
✔✔What class of BSCs is also known as glove boxes. They have airtight cabinets
designed for high risk biological agents. It uses long heavy rubber gloves attached to
gas-tight ports to reach inside the cabinet. - ✔✔Class 111
✔✔What is another name for animal housing? - ✔✔Primary enclosure
✔✔What kind of caging is meant for rodents? - ✔✔microisolation cages on ventilated
racks
✔✔What kind of cage is meant for larger animals? - ✔✔front-opening cages with solid
bottoms or floor grates
✔✔What cage is used to house nonhuman primates inside? - ✔✔squeeze cages
✔✔Outdoor nonhuman primates and agricultural animals can be housed in what? -
✔✔runs or corrals
✔✔Why is environmental enrichment good? Give 4 reasons. - ✔✔reduce boredom
through mental stimulation, provide sense of security, offer exercise oppertunity, permit
social interaction
✔✔Which regulation mandates that dogs recieve exercise and non human primates be
provided a psychological enrichment program? - ✔✔Animal Welfare and Regulations
Act
, ✔✔What kind of plastic caging is most common and why? - ✔✔Polysulfone, can
withstand extreme autoclave temperatures
✔✔Which plastic caging is impact and temperature resistant, but is not commonly used
anymore? - ✔✔Polycarbonate
✔✔Which plastic caging is non-durable plastic used for disposable single-use caging
application? - ✔✔Polystyrene
✔✔Which plastic caging is used for high risk infectious agents and most resistant to
extreme autoclave temperatures and high number of autoclave cycles? -
✔✔Polyphenylsulfone
✔✔Which plastic caging is a single used dispoable caging? - ✔✔Polyethylene (PET)
✔✔Which plastic caging is used for suspended rodent cages, aquatic tanks, and rabbit
cgaes? This material is shatter resistant, but opaque so it is not recommended for
rodent use. - ✔✔Polypropylene
✔✔What is the most common metal used in animal caging? - ✔✔Stainless steel
✔✔Why is aluminum metal not used anymore in animal caging? Why was it liked? -
✔✔Not used due to not being able to stand up to repeated washing and chemical
exposures. It was liked because it is light wieght
✔✔Why is galvanized metal rarely used now in animal caging? What problems did it
have? - ✔✔Problems with rust and corrosion
✔✔Which guideline and regulations defines minimum cage sizes and charcteristics? -
✔✔The Guide and standards of Animal Welfare Regulations
✔✔What kind of cage is used for rodents with a solid bottom and a wire lid on top tightly
closed? - ✔✔Shoebox caging
✔✔What kind of cage is a shoebox cage with a plastic top that has a filter? -
✔✔Microisolation cage
✔✔What kind of microisolation cage is not mechanically ventilated and allows passive
air exchange into and out of the cage? - ✔✔Static microisolation cage
✔✔What is an IVCs ( individually ventillated cage) cage? - ✔✔A microisolation cage
that has a fan on the rack that actively moves air in and out through air flow ports.
GRADED A+
✔✔What is the most common workplace injury? - ✔✔Ergonomic injuries
✔✔When performing ________ ___________ it is important to take frequent short
breaks to rest and stretch - ✔✔repetitive motions
✔✔A _________ disease is a disease that can be transmitted from animal to human -
✔✔zoonotic
✔✔What are the 4 cleaning cycles for cage wash? - ✔✔Prewash, wash, rinse, 180 F
rinse
✔✔What are the three types of cage washers? - ✔✔Tunnel washer, rack washer,
cabinet washer
✔✔This washer is designed similiar to household dishwashers. In addition to washing
cages it can also wash bottles and glassware
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔B) Cabinet Washer
✔✔This washer is designed mainly for large equipment such as cage racks and bulk
carts
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔A) Rack Washer
✔✔This washer process soiled small equipment and accessories, including cages, wire-
bar lids, lids, bottles, sipper tubes, and other equipment that fits onto the conveyor belt
A) Rack Washer
B) Cabinet Washer
C) Tunnel Washer - ✔✔C) Tunnel Washer
✔✔To reduce the risk of conamination in the animals drinking water is treated with? -
✔✔acid, chlorine, reverse osmosis, or ultraviolet radiation
✔✔What type of feeder is used for rodents?
A) J-shaped clip on feeder
,B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔B) V- shaped feeders
✔✔What type of feeders are used for rabbits and guinea pigs?
A) J-shaped clip on feeder
B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔A) J-shaped clip on feeder
✔✔What type of feeders are used for large species?
A) J-shaped clip on feeder
B) V-shaped feeder
C) Feed bowls on the ground
D) Suspended feeders
E) C and D - ✔✔E) C and D feed bowls on the ground and suspended feeders
✔✔For a HEPA filter, what does HEPA stand for? - ✔✔high- efficiency particulate air
filter
✔✔What does PPE stand for? - ✔✔Personal Protective Equipment
✔✔An area is considered a noise hazard at what decible? - ✔✔85 or above
✔✔When protecting against airborne pathogens or allergens, you should wear what
kind of mask? - ✔✔N95 type respirator or a PAPR
✔✔What are 3 key factors for personal protection against radiation? - ✔✔Shielding:
lead aprons
Time: minimize time spent near radioactive materials
Distance: Stay far away from radioactive material
✔✔What kind of injury is most common in the workplace? - ✔✔Ergonomic
✔✔What kind of injuries does ergonomic hazards cause? - ✔✔Musculoskeletal injuries
✔✔What can help avoid repetitive motion injuries? - ✔✔-Alternating tasks to use
different muscle groups
-Take small breaks inbetween standing to put less stress on body
,✔✔What are the common allergens people can develope when working with lab
animals? - ✔✔rat/mouse urine and saliva, dander and fur
✔✔What is top priority if an accident results in injury? - ✔✔First Aid
✔✔What does HEPA stand for? - ✔✔high-efficiency partculate air
✔✔How many HEPA filters are on a laminar flow cabinet? - ✔✔2
✔✔What class of BSCs are used in enclose equipment that has potential of generating
aerosols or dust and for changing small animal cages. What is the con to this BSC? -
✔✔Class 1 BSC, due to pulling unfiltered air it provides no protection to what is inside
the cabinet
✔✔What class of BSCs pulls air into cabinet to filter it and recirculate it.? how many
types of this class of BSC is there? - ✔✔Class 11 BSC. 4 types A1, A2, B1, B2
✔✔What class of BSCs is also known as glove boxes. They have airtight cabinets
designed for high risk biological agents. It uses long heavy rubber gloves attached to
gas-tight ports to reach inside the cabinet. - ✔✔Class 111
✔✔What is another name for animal housing? - ✔✔Primary enclosure
✔✔What kind of caging is meant for rodents? - ✔✔microisolation cages on ventilated
racks
✔✔What kind of cage is meant for larger animals? - ✔✔front-opening cages with solid
bottoms or floor grates
✔✔What cage is used to house nonhuman primates inside? - ✔✔squeeze cages
✔✔Outdoor nonhuman primates and agricultural animals can be housed in what? -
✔✔runs or corrals
✔✔Why is environmental enrichment good? Give 4 reasons. - ✔✔reduce boredom
through mental stimulation, provide sense of security, offer exercise oppertunity, permit
social interaction
✔✔Which regulation mandates that dogs recieve exercise and non human primates be
provided a psychological enrichment program? - ✔✔Animal Welfare and Regulations
Act
, ✔✔What kind of plastic caging is most common and why? - ✔✔Polysulfone, can
withstand extreme autoclave temperatures
✔✔Which plastic caging is impact and temperature resistant, but is not commonly used
anymore? - ✔✔Polycarbonate
✔✔Which plastic caging is non-durable plastic used for disposable single-use caging
application? - ✔✔Polystyrene
✔✔Which plastic caging is used for high risk infectious agents and most resistant to
extreme autoclave temperatures and high number of autoclave cycles? -
✔✔Polyphenylsulfone
✔✔Which plastic caging is a single used dispoable caging? - ✔✔Polyethylene (PET)
✔✔Which plastic caging is used for suspended rodent cages, aquatic tanks, and rabbit
cgaes? This material is shatter resistant, but opaque so it is not recommended for
rodent use. - ✔✔Polypropylene
✔✔What is the most common metal used in animal caging? - ✔✔Stainless steel
✔✔Why is aluminum metal not used anymore in animal caging? Why was it liked? -
✔✔Not used due to not being able to stand up to repeated washing and chemical
exposures. It was liked because it is light wieght
✔✔Why is galvanized metal rarely used now in animal caging? What problems did it
have? - ✔✔Problems with rust and corrosion
✔✔Which guideline and regulations defines minimum cage sizes and charcteristics? -
✔✔The Guide and standards of Animal Welfare Regulations
✔✔What kind of cage is used for rodents with a solid bottom and a wire lid on top tightly
closed? - ✔✔Shoebox caging
✔✔What kind of cage is a shoebox cage with a plastic top that has a filter? -
✔✔Microisolation cage
✔✔What kind of microisolation cage is not mechanically ventilated and allows passive
air exchange into and out of the cage? - ✔✔Static microisolation cage
✔✔What is an IVCs ( individually ventillated cage) cage? - ✔✔A microisolation cage
that has a fan on the rack that actively moves air in and out through air flow ports.
