Which of the Following Individuals Has a Positive Tuberculin Skin

question 86

Multiple Choice

Which of the following individuals has a positive tuberculin skin test reaction?

• A) A 25-year-old woman with an induration of 7 mm
• B) A 30-year-old man with an induration of 5 mm who just arrived from a country with a high prevalence of tuberculosis
• C) A nurse who works on a pulmonary unit with an induration of 4 mm
• D) A 2-year-old with an induration of 11 mm

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Definitions:

Sensory Information

Data received by the sensory organs (e.g., eyes, ears, skin, nose, tongue) that is then interpreted by the brain to form perceptions of the environment.

Thalamus

A brain structure that acts as a relay station for sensory information, excluding smell, to the cerebral cortex.

Amygdala

A part of the brain's limbic system involved in emotion regulation, especially fear and the processing of emotional memories.

Galvanic Skin Response

Galvanic Skin Response is a method of measuring the electrical resistance of the skin, which varies with its moisture level; often used to gauge emotional arousal.