what is the meaning of the word onset as used in the first paragraph

HESI A2

Reading Comprehension HESI A2 Practice Test

1. What is the meaning of the word onset as used in the first paragraph?

A. Cure rate
B. Incubation period
C. Remainder
D. Commencement

Correct answer: D

Rationale: In this context, "onset" refers to the beginning or commencement of dementia symptoms. The term is used to indicate when the disease first becomes noticeable in patients, making option D the correct choice.

2. What was the most dangerous part of building the Golden Gate Bridge?

A. Balancing the road to prevent collapse.
B. Constructing the towers due to their height.
C. Suspending the cables with difficulty.
D. Ensuring the critical balance of the bridge.

Correct answer: A

Rationale: The most dangerous part of building the Golden Gate Bridge, as mentioned in the passage, was keeping the road balanced to prevent it from collapsing. While constructing the towers and suspending the cables were challenging tasks, the passage specifically highlights the balancing of the bridge as the most treacherous aspect of the construction. Therefore, choice A is the correct answer. Choices B, C, and D are incorrect as they do not reflect the primary danger emphasized in the passage.

3. What does the word 'composed' mean in the passage on the Water Cycle?

A. To consist of.
B. To create.
C. To separate.
D. To destroy.

Correct answer: A

Rationale: In the context of the Water Cycle, 'composed' means 'to consist of' parts. For instance, water is composed of hydrogen and oxygen atoms. Therefore, the correct meaning of 'composed' in this context is to consist of various components. Choice B, 'To create,' is incorrect as 'composed' refers to the makeup of something rather than the act of making or creating. Choices C and D, 'To separate' and 'To destroy,' are also incorrect as they do not align with the meaning of 'composed' in the passage.

4. The word watchdog as used in the second paragraph of the passage can best be defined as ___________.

A. companion
B. guard
C. manager
D. punisher

Correct answer: B

Rationale: In this context, "watchdog" refers to a guard or overseer, specifically relating to Lifewings Partners’ mission of ensuring safety and preventing medical errors. The organization acts as a monitor in healthcare settings, which aligns with the definition of a watchdog, confirming that option B is correct.

5. What is the meaning of the word 'sterile' as it is used in the second paragraph?

A. free of bacteria
B. healthy
C. delicious
D. impotent

Correct answer: A

Rationale: In the context provided, 'sterile' means free of bacteria. The text mentions that raw foods are not sterile and can be a common source of foodborne illnesses due to contamination with harmful bacteria. 'Healthy' (choice B) is incorrect as the term 'sterile' specifically refers to the absence of bacteria, not overall health. 'Delicious' (choice C) is irrelevant to the context of bacteria contamination. 'Impotent' (choice D) is also incorrect as it does not relate to the concept of being free from bacteria.