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What is the meaning of the word innocuous as used in the first paragraph?
- A. Undiscovered
- B. Harmless
- C. Imperceptible
- D. Purposeless
Correct Answer: B
Rationale: The word "innocuous" in this context means harmless, indicating that most nail abnormalities are not dangerous.
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The term exacerbate, as used in the last paragraph, can best be defined as ___________.
- A. To soothe
- B. To intensify
- C. To adapt
- D. To disclose
Correct Answer: B
Rationale: "Exacerbate" means to intensify or worsen, especially in the context of medical conditions worsening heat exhaustion.
Which conclusion can the reader draw after reading this passage?
- A. The climate crisis has increased deaths from heatstroke.
- B. Heat exhaustion rarely occurs in dry environments.
- C. The cessation of sweat is not necessarily a positive sign.
- D. Temperatures below 90 degrees are usually not dangerous.
Correct Answer: C
Rationale: The passage notes that stopping sweating entirely is a serious sign that requires medical attention.
A reader might infer from this passage that NASA ___________.
- A. Plans new twin studies as it aims for Mars
- B. Allows other agencies to study its astronauts
- C. Will use these data in planning future trips
- D. Cares more about physiology than psychology
Correct Answer: C
Rationale: The passage suggests that NASA will use the findings from the twin study to plan future extended space missions.
In this passage, which of these is not mentioned as a possible sign of heat exhaustion?
- A. Dizziness
- B. Nausea
- C. Headache
- D. Drowsiness
Correct Answer: D
Rationale: The passage mentions dizziness, nausea, and headache as symptoms but does not list drowsiness.
What is the meaning of the word moderate as used in the last paragraph?
- A. Diminish
- B. Facilitate
- C. Enhance
- D. Conclude
Correct Answer: A
Rationale: In this context, "moderate" means to diminish or reduce the severity of symptoms, such as those of attention deficit hyperactive disorder.