what is the meaning of the word viable as used in the last paragraph

HESI A2

Reading Comprehension HESI A2 Practice Test

1. What is the meaning of the word viable as used in the last paragraph?

A. Reasonable
B. Unresolved
C. Contemporary
D. Consistent

Correct answer: A

Rationale: In the context of the passage, "viable" means reasonable or feasible, referring to the acceptability of acupuncture as a treatment option based on the study's results. This definition aligns with the implications made in the conclusion of the study, thus supporting option A.

2. What is the main idea of the passage about Toxins and Your Health?

A. Environmental toxins may have dire health effects over time.
B. Of three toxins studied, lead has the worst effect on health.
C. Toxins may accumulate in the bones of older patients.
D. Johns Hopkins University has discovered a new use for lead.

Correct answer: A

Rationale: The passage emphasizes the long-term effects of environmental toxins such as lead, pesticides, and mercury on brain health, particularly as individuals age. Dr. Brian Schwartz's quote highlights the link between environmental exposure and cognitive decline, framing the entire discussion around the potential health ramifications of such exposure over time. This clearly aligns with choice A, making it the main idea of the passage.

3. A reader might infer from this passage that ___________.

A. Obesity can be detrimental to a long life
B. Car crashes are most frequent in the United States
C. The Second Amendment should be overturned
D. People in Asia and Africa have the shortest life spans

Correct answer: A

Rationale: The passage indicates that obesity, along with other health-related issues, contributes to lower life expectancy. This implies that obesity can negatively affect one's lifespan, making option A the correct inference based on the information presented in the text. The other options do not accurately reflect the implications of the passage.

4. What was the author's primary purpose for writing this essay?

A. To inform the reader about the stages of the water cycle
B. To explain how rain is formed
C. To persuade readers to preserve water
D. To inform the reader about water's importance in life

Correct answer: A

Rationale: The author's primary purpose for writing this essay is to inform the readers about the stages of the water cycle. The essay explains how water moves through the cycle, including processes like precipitation, runoff, evaporation, and condensation. Choice A is correct because the focus is on educating readers about the water cycle, not just explaining how rain is formed (Choice B), persuading readers to preserve water (Choice C), or discussing water's importance in life (Choice D). The detailed explanation of the water cycle provided in the extract supports the correct answer.

5. Which of the following is not listed as a detail in the passage about Concussions?

A. Football and lacrosse players suffer the most concussions.
B. More than a million Americans a year suffer concussions.
C. Concussions may result in diminished alertness.
D. It may take longer to recover from a second concussion.

Correct answer: A

Rationale: Skim the passage to identify the detail that does not appear. The sports in choice A are never mentioned, so you do not even need to look at the other choices.