what is the meaning of the word composed in the first paragraph

HESI A2

Reading Comprehension HESI A2

1. What is the meaning of the word composed in the first paragraph?

A. To consist of
B. To break apart
C. To mix with other elements
D. To heat up

Correct answer: A

Rationale: The word 'composed' means to be made up of or to consist of something. In the provided extract, it describes how a single drop of water is composed of an oxygen atom and two hydrogen atoms. Therefore, the correct answer is 'To consist of.' Choice B, 'To break apart,' is incorrect as it is the opposite of 'composed.' Choice C, 'To mix with other elements,' is incorrect as 'composed' refers to being made up of specific components, not mixed with others. Choice D, 'To heat up,' is unrelated to the meaning of 'composed' in this context.

2. Which might be a good title for the passage about Barefoot Running?

A. Everyone Should Run Barefoot.
B. How to Prevent Running Injuries.
C. Modern Road Surfaces Versus Barefoot Running.
D. The Debate over Barefoot Running.

Correct answer: D

Rationale: The title 'The Debate over Barefoot Running' captures the main discussion in the passage.

3. What is the meaning of the word diminished as used in the passage about Concussions?

A. Miniature.
B. Reduced.
C. Recurrent.
D. Hollow.

Correct answer: B

Rationale: In this context, "diminished" means reduced. Substituting the other choices into the sentence does not make sense contextually, whereas "reduced" fits appropriately, confirming B as the correct answer.

4. How does insomnia affect intellectual abilities?

A. Causes a deficit in memory, concentration, and attention.
B. Improves mental alertness.
C. Boosts concentration levels.
D. Has no effect on intellectual abilities.

Correct answer: A

Rationale: Insomnia affects intellectual abilities by causing a deficit in memory, concentration, and attention. The passage highlights that lack of sleep impacts memory, attention, and concentration, leading to feelings of irritation or depression. Therefore, choice A is correct. Choices B, C, and D are incorrect because they do not align with the negative impact insomnia has on intellectual abilities as described in the passage.

5. Which statement could be inferred from the passage?

A. The Georgia lab had conducted a previous study on the connection between exercise and energy.
B. Exercise regimes are not recommended for patients with serious health problems.
C. An increase in energy levels does not always correspond directly to a reduction in fatigue.
D. There were fewer than 10 participants in each group in the Georgia study.

Correct answer: A

Rationale: The correct answer is A. The passage mentions a previous study by the same team on the connection between exercise and energy, indicating that the lab had conducted such research before. Choice B is incorrect because the passage actually states that low-impact exercise can help reduce fatigue in patients with serious health conditions. Choice C is incorrect as the passage indicates that an increase in energy levels does correspond to a reduction in fatigue. Choice D is incorrect as the passage does not provide information on the exact number of participants in each group.