Free LATG Practice Questions

Question 1

Under the U.S. Animal Welfare Act (AWA) regulations, which of the following animals meets the AWA's definition of a regulated 'animal'?

Accepted Answer

A guinea pig used in a research study here

Answer

A mouse of the genus Mus bred for use in research

Answer

A rat of the genus Rattus bred for use in research

Answer

A bird bred for use in research

Question 2

Under the FDA Good Laboratory Practice (GLP) regulations, which individual holds overall responsibility for the technical conduct of a nonclinical laboratory study?

Accepted Answer

The Study Director

Answer

The Quality Assurance Unit (QAU) auditor

Answer

The Principal Investigator

Answer

The Institutional Official

Question 3

A technician is euthanizing adult mice with carbon dioxide (CO2). Which practice is consistent with the current AVMA Guidelines for the Euthanasia of Animals?

Accepted Answer

Introducing CO2 gradually at roughly 30-70% of the chamber volume per minute here

Answer

Placing the mice into a chamber that has been prefilled with 100% CO2 before they are introduced

Answer

Filling the chamber as fast as possible to shorten the time to unconsciousness

Answer

Using CO2 as the only step and confirming death solely by the absence of movement

Question 4

To help prevent airborne contaminants from entering a dedicated aseptic surgery suite, the suite should be maintained at what air pressure relative to the adjoining corridor?

Accepted Answer

Positive pressure, so that air flows out of the suite here

Answer

Negative pressure, so that air flows into the suite from the corridor

Answer

Equal pressure, so that no air moves in either direction

Answer

A pressure that varies automatically with the cage-wash cycle

Question 5

During inhalant anesthesia of a rat for survival surgery, which finding BEST indicates the animal has reached an adequate surgical plane of anesthesia?

Accepted Answer

Loss of the pedal withdrawal reflex to a firm toe pinch

Answer

A brisk withdrawal of the foot when the toe is firmly pinched

Answer

Rapid whisker twitching together with an increased respiratory rate

Answer

A strong blink when the medial corner of the eye is touched

Question 6

A facility manager wants to boost staff motivation. According to Herzberg's Two-Factor Theory, which of the following is a 'motivator' rather than a 'hygiene' factor?

Accepted Answer

Recognition for good work and opportunities to advance

Answer

A pay increase based on the employee's years of service

Answer

An upgraded staff break room and new locker facilities

Answer

A more comfortable working temperature in the animal rooms

Question 7

An SOP requires verification that each steam autoclave cycle actually achieves sterilization. Which method provides the MOST reliable confirmation?

Accepted Answer

A biological indicator containing Geobacillus stearothermophilus spores

Answer

A chemical indicator tape that changes color when it is exposed to heat

Answer

The peak temperature reading shown on the autoclave's gauge during the cycle

Answer

Confirmation that the entire autoclave load is completely dry at cycle end

Question 8

A technician is scratched by a rhesus macaque, breaking the skin. To reduce the risk of B virus infection, what is the FIRST action that should be taken?

Accepted Answer

Thoroughly wash and irrigate the wound for about 15 minutes here

Answer

Notify the supervisor and complete an incident report before doing anything else

Answer

Apply a bandage and finish the task, then seek medical care after the shift

Answer

Wait to see whether any symptoms develop before seeking treatment

Question 9

A drug is to be administered at 5 mg/kg to a 400 g rat. The available stock solution is 25 mg/mL. What volume should be administered?

Accepted Answer

0.08 mL

Answer

0.16 mL

Answer

0.80 mL

Answer

2.000 mL

Question 10

Both the Animal Welfare Act regulations and the Guide for the Care and Use of Laboratory Animals require that personnel working with research animals must be:

Accepted Answer

Qualified and adequately trained for the duties they perform

Answer

Certified at the LATG level before they may handle any animals

Answer

Licensed veterinarians or credentialed veterinary technicians

Answer

Appointed as voting members of the institution's IACUC

Free LATG Practice Questions

Domain 1: Animal Husbandry, Health, and Welfare 50% of exam

Question 1

Question 2

Question 3

Question 4

Question 5

Domain 2: Facility Administration and Management 50% of exam

Question 6

Question 7

Question 8

Question 9

Question 10

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