ALAT Chapter 5 Practice Test questions with complete solutions 2022

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What is the typical flow of caging and equipment through a cage wash area? a. Dirty side to cage washer to clean side to animal room b. Animal room to clean side to cage washer to dirty side c. C... lean side to cage washer to dirty side to animal room d. Cage washer to dirty side to clean side to animal room a. Dirty side to cage washer to clean side to animal room What type of cage washer is best used for cleaning large numbers of smaller pieces of equipment such as rodent cages, or feed bowls? a. A tunnel washer b. A rack washer c. A cabinet washer d. A bottle washer a. A tunnel washer Which piece of sanitization equipment, if used improperly, can injury the user, injure animals, and remove paint from walls? a. A pressure washer b. A bottle washer c. A cabinet washer d. A rack washer a. A pressure washer Foamers aerate which two ingredients into a sanitizing foam? a. Rubbing alcohol and detergent b. Carbon dioxide and soap c. Water and disinfectant d. Nitrous oxide and iodine c. Water and disinfectant On an animal caging rack, what is the water manifold? a. The pipe fitting that distributes water to each individual cage b. The unit that collects water waste from the rack c. An attachment that holds the water lines in place on the rack d. The attachment fitting for the rack lines to the room water a. The piping that distributes water to each individual cage How often should automated watering systems be checked to ensure they are in proper working order? a. Once per day b. Every other day c. Once or twice per week d. Once per month a. Once per day In the case of a malfunction, which type of watering system has the most potential to drown rodents? a. A gel hydration pack b. A cup of water on the floor of the cage c. An automatic watering system d. A water bottle c. An automatic watering system What may be placed with newly weaned mouse pups to assist with their hydration while they learn how to operate a water valve? a. Potatoes or apple slices b. Water bottles or gel packs c. Gatorade® or Tang® d. Ice cubes or popsicles b. Water bottles or gel packs What chemicals are often added to animals' drinking water to reduce bacterial contamination? a. Antibiotics and iodine b. Isopropyl alcohol and ethanol c. Acid and chlorine d. Chlorhexidine and Clidox c. Acid and chlorine What nonchemical methods are often used to reduce contamination in animals' drinking water? a. Reverse osmosis and ultraviolet radiation b. Heating to boiling and cooling c. High-voltage electrification and grounding d. Acidification and chlorination a. Reverse osmosis and ultraviolet radiation What types of feeders are commonly used for pelleted rabbit and guinea pig feeds? a. Feed bowls on the floor of the cage b. J-shaped, clip-on feeders c. V-shaped feeders built into cage lids d. Suspended bowls attached to the cage or pen wall b. J-shaped, clip-on feeders What types of materials must never be autoclaved? a. Feed and bedding b. Surgical instruments c. Flammable liquids d. Pathogenic bacteria c. Flammable liquids What personal protective equipment is essential when steam autoclaving? a. Uniforms, coveralls, or lab coats to avoid contact with autoclaved materials b. Hair bonnets to avoid contaminating the autoclaved materials c. Heat resistant gloves to avoid thermal burns d. Safety glasses or goggles to avoid ocular exposure c. Heat resistant gloves to avoid thermal burns In which piece of equipment should you open bottles of volatile chemicals? a. A Class II BSC b. A fume hood c. A Class III BSC d. A cage changing station b. A fume hood Large ovens that burn tissues, trash, and other materials to ash are called: a. industrial ranges. b. garbage kilns. c. Incinerators. d. refuse ovens c. incinerators. What type of biological safety cabinet provides the highest level of protection against exposure to biological agents? a. Class I b. Class II c. Class III d. Class IV c. Class III Which type of sanitization equipment can decontaminate a room using a disinfectant without manually washing or scrubbing surfaces? a. Pressure washers and foamers b. Misters and foggers c. Rack washers and tunnel washers d. Cabinet washers and bottle washers b. Misters and foggers What is the final rinse temperature of the cage wash cycle? a. 150 degrees F b. 165 degrees F c. 180 degrees F d. 212 degrees F c. 180 degrees F What does the abbreviation HEPA stand for? a. Humidity elevated partial airflow b. Heat-enriched pathogen annihilation c. High efficiency particulate air d. Human environmental protection from allergens c. High efficiency particulate air [Show More]

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