what is the main idea of the passage about sickle cell anemia

HESI A2

Reading Comprehension Practice Test HESI A2

1. What is the main idea of the passage about Sickle-Cell Anemia?

A. Bone pain is a symptom of sickle-cell anemia.
B. Sickle-cell anemia affects oxygen transport in the body.
C. Sickle-cell anemia is a genetically inherited disease.
D. Sickle-cell anemia is a painful, inherited disease.

Correct answer: D

Rationale: The correct answer is D. The passage focuses on describing sickle-cell anemia as a painful and inherited disease. It details how the abnormal sickle-shaped cells cause symptoms like bone pain, fever, and fatigue. While bone pain is mentioned as a symptom, it is not the main idea of the passage. Choice A is incorrect. Choice B, which mentions oxygen transport, is not the main idea but a general concept. Choice C, stating genetically inherited diseases affect thousands, is too broad and does not focus on the specifics of sickle-cell anemia. Therefore, D is the most precise choice.

2. What is implied about Benjamin Franklin in the passage on Daylight Savings Time?

A. Benjamin Franklin opposed the idea of Daylight Savings Time.
B. Benjamin Franklin was the first to implement Daylight Savings Time.
C. Benjamin Franklin proposed the idea of Daylight Savings Time.
D. Benjamin Franklin had no role in Daylight Savings Time.

Correct answer: C

Rationale: The correct answer is C. The passage states that Benjamin Franklin first suggested the introduction of Daylight Savings Time in the 18th century. However, the first serious proposal came in 1907 from William Willet. Franklin's idea was not implemented during his lifetime, but he did propose the concept. Therefore, choices A, B, and D are incorrect. Choice A is incorrect because Franklin did not oppose the idea. Choice B is incorrect because he was not the first to implement it. Choice D is incorrect because he did have a role in proposing the idea.

3. Which part of the bridge was built first according to the passage on Golden Gate Bridge?

A. The cables.
B. The anchorages.
C. The roadway.
D. The towers.

Correct answer: B

Rationale: The correct answer is B, 'The anchorages.' The passage states that construction began by building the anchorages first. After that, the builders moved on to the towers, then the cables, and lastly, the roadway. Building the anchorages was crucial to providing a stable foundation for the bridge. Choices A, C, and D are incorrect because the passage clearly outlines the sequence of construction starting with the anchorages.

4. FRAX takes into account all of the following factors EXCEPT ___________.

A. Lifestyle choices
B. Exposure to toxins
C. Genetic heritage
D. Exposure to sunlight

Correct answer: B

Rationale: FRAX, a tool used to assess fracture risk, considers various factors like lifestyle choices, genetic heritage, and exposure to sunlight. However, exposure to toxins is not mentioned in the provided extract as a factor considered by FRAX. Therefore, the correct answer is B. Exposure to toxins is unrelated to fracture risk assessment as per the information provided. Lifestyle choices, genetic heritage, and exposure to sunlight are all factors that FRAX takes into consideration to determine the risk of experiencing a fracture within the next decade.

5. What does the author of the passage on the Electoral College seem to suggest?

A. The Electoral College should be abolished.
B. The Electoral College works as intended.
C. The Electoral College needs reform.
D. The Electoral College confuses voters.

Correct answer: B

Rationale: The correct answer is B. The author of the passage suggests that the Electoral College works as intended. Despite acknowledging its confusing nature and the possibility of results differing from the popular vote, the author highlights that the founding fathers had a purpose behind its design. Therefore, the Electoral College is viewed as functioning as intended. Choice A is incorrect because the author does not advocate for abolishing the Electoral College. Choice C is incorrect as there is no explicit mention of the need for reform. Choice D is incorrect as the author does not focus on the confusion caused to voters but rather on the system's original purpose.