Lab Animal- Random IACUC & Short Course Questions and Answers 100% Pass

Lab Animal- Random IACUC & Short Course Questions and Answers 100% Pass A dedicated surgery suite must be used for which surgery? A. Major survival surgery on rodents B. Major survival surgery on non-rodent mammals C. Non-survival surgery D. Major non-survival surgery on non-rodent mammals B A dedicated surgery suite must be used for major survival surgery on non-rodent mammals. Major survival surgery on rodents, non-survival surgery, and major non-survival surgery on non- rodent mammals do not require such a dedicated suite. A research mouse will typically consume how much food a day? A. 1-2 grams B. 2-3 grams C. 3-4 grams D. 4-5 grams E. 5-6 grams D A simple rule to prevent excess blood collection in an animal is to collect no more than what percentage of body weight as blood at one time? A. 3 percent B. 1 percent C. 8 percent D. 5 percent B According to the AVMA Guidelines for the Euthanasia of Animals, which statement is TRUE for the use of CO2 as a euthanasia agent of mice? A. Animal density in the euthanasia chamber is not a concern. B. Compressed CO2 gas in cylinders is the only recommended source of carbon dioxide. C. Dry ice is an acceptable source of CO2 for euthanasia. D. Carbon dioxide should not be combined with premedication with inhaled anesthetics to euthanize mice. E. Death from CO2 can be verified solely by a lack of respiration (apnea). B The use of carbon dioxide in cylinders (not from dry ice) is the current recommended method of rodent euthanasia (AVMA recommendations on euthanasia) using a 20% replacement rate for the volume of carbon dioxide/cage or container. The floor space of the cage should be adequate to accommodate all mice on the cage floor, and respiration and heart beat cessation should be confirmed before disposal. According to the Guide, social animals should be housed in pairs or groups whenever possible. Which of the following is not a good justification for housing animals individually? A. Behavioral reasons (such as aggression by C57BL/6 male mice) B. Scientific reasons C. Health problems in an animal D. Convenience of the research and husbandry staff D According to the Guide, which housing is recommended preferentially for domesticated rodents? A. Cages with water bottle watering systems