LAT Final Exam 350 QUESTIONS WITH COMPLETE

LAT Final Exam 350 QUESTIONS WITH COMPLETE

SOLUTIONS

What is NOT found in the dermal layer?

• Hair follicles
• Connective tissue
• Pigment cells
• Cornified epithelium
• Cornified epithelium

What effect does UV light have that limits the ability of microorganisms to survive?

• Chemical breakdown
• Mutations in DNA
• Interference with oxygen levels
• Physical decay
• Mutations in DNA

What is a prognosis?

• Prediction of the probable course of a disease and chance of recovery
• Treatment plan for a disease, including prescription medication
• Route of transmission of a disease and diagnostic findings
• Origin of the disease and the treatment plan
• Prediction of the probable course of a disease and chance of recovery 1 / 4

Which is a common blood collection site for fish?

• Saphenous vein
• Orbital sinus
• Cephalic vein
• Anterior vena cava
• Saphenous vein

What is TRUE about temperature-sensitive tape?

• It should be placed so it is exposed to the same conditions as the materials

being sanitized or sterilized.

• It contains properties that help with sterilization.
• It shrinks in length when the appropriate temperature has been reached in an

autoclave.

• It cannot be used in an autoclave.
• It should be placed so it is exposed to the same conditions as the materials being

sanitized or sterilized.How is cancer induced in an animal model?

• Inject the cancer cells
• Apply cancer-causing chemical to the skin
• Apply cancer-causing chemical to mucous membranes
• All of the Above
• All of the Above

Which vessel is commonly used for intraarterial blood draws in a rabbit?

• Aorta
• Caudal vena cava 2 / 4

• Central ear or auricular artery
• Brachial artery
• Central ear or auricular artery

What is the act of preventing contamination of the sterile surgical field and other sterile areas called?

• Intraoperative technique
• Aseptic technique
• Perioperative technique
• Disinfectant technique
• Aseptic technique

Which of the following is FALSE about completing tasks at work?

• Complete simpler tasks first and save the harder ones until the afternoon.
• Tasks should be completed in order of importance.
• The order of tasks should take into consideration deadline demands.
• A to-do list should be created.
• Complete simpler tasks first and save the harder ones until the afternoon.

How can you best determine the correct cage size for housing animals?

• Find out what other facilities are doing.
• Follow the instructions of the primary investigator.
• Common sense will tell you if there is enough room.
• Consult the Guide and the Animal Welfare Regulations
• Consult the Guide and the Animal Welfare Regulations

Which of the following is TRUE about the ethical decision-making process?

• The Institutional Animal Care and Use Committee (IACUC) is never involved. 3 / 4

• Researchers are involved only in certain situations.
• A decision could be made to remove an animal from a study.
• The lab technicians evaluate the situation and decide on a solution.
• A decision could be made to remove an animal from a study.

What can be used to determine the sex of a rodent?

• number of teeth
• anogenital distance
• body length
• coat color
• anogenital distance

Which of the following is a set of guidelines established by the Centers for Disease Control (CDC) and the National Institutes of Health (NIH) for the safe handling and containment of biological agents in a laboratory setting?

• Occupational Health and Safety in the Care and Use of Research Animals (Occ

Health)

• Guide for the Care and Use of Laboratory Animals (the Guide)
• Guidelines for the Humane Transportation of Research Animals
• Biosafety in Microbiological and Biomedical Laboratories (BMBL)
• Biosafety in Microbiological and Biomedical Laboratories (BMBL)

Otitis is an infection of what part of the body?

• Ear
• Eye
• Nails
• Skin
• / 4