The Nurse Will Record a Positive Reading of a Tuberculin

question 22

Multiple Choice

The nurse will record a positive reading of a tuberculin (TB) skin test when it is assessed:

• A) 1 day after injection with a 10-mm area of redness and swelling
• B) 2 days after injection with a 5-mm area of redness and swelling
• C) 4 days after injection with a 3-mm area of redness and swelling
• D) 5 days after injection with a 2-mm area of redness and swelling

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Definitions:

Endangered

refers to species that are at serious risk of extinction in the wild in the near future if the factors threatening their survival and reproduction do not improve.

Household Pets

Domesticated animals kept for companionship or pleasure rather than for work or survival.

Extirpated

Refers to a species that has been removed or destroyed entirely from a specific geographic area, though it exists elsewhere.

Prey Species

Animal species that are hunted and consumed as food by predator species in an ecological community.