HESI A2
HESI A2 Reading Comprehension V2 2024
1. What is the major difference between matter at the nanoscale and matter at larger scales such as millimeters or inches?
- A. At the nanoscale, metals are rigid, and at larger scales, they are bendable.
- B. Matter has different and special characteristics at the nanoscale.
- C. At the nanoscale, matter has different properties than matter at the atomic level.
- D. There is no difference.
Correct answer: B
Rationale: The correct answer is B. Matter at the nanoscale exhibits unique and special characteristics that distinguish it from matter at larger scales. This can include properties like increased surface area, different melting points, altered conductivity, and enhanced reactivity. Choice A is incorrect as metals at the nanoscale can be more rigid compared to their larger scale counterparts. Choice C is incorrect because matter at the nanoscale has properties that are distinct from both atomic and larger scales. Choice D is incorrect as there are significant differences in how matter behaves and interacts at the nanoscale compared to larger scales.
2. What is the main idea of the passage?
- A. Bicycles have become a common mode of transportation worldwide.
- B. The first modern bicycle was invented in 1818 in Germany.
- C. Innovations and improvements in bicycle design have made bicycles popular for recreation and transportation globally.
- D. Bicycles are now built, used, and enjoyed globally.
Correct answer: C
Rationale: The main idea of the passage is that innovations and improvements in bicycle design have made bicycles one of the most popular means of recreation and transportation worldwide. The passage outlines the evolution of bicycles from their early designs to the modern versions, emphasizing how these changes have contributed to their popularity. Choice A is incorrect because it focuses only on the current status of bicycles, while the main idea encompasses the evolution and improvements in design. Choice B is incorrect as it mentions the invention of the first modern bicycle but does not address the overall impact of innovations on bicycle popularity. Choice D is incorrect as it simply states a fact without capturing the essence of the passage, which is about the impact of design improvements.
3. What is the passage primarily about?
- A. What we know about the Moon and its differences from Earth
- B. A comparison of the Moon and Earth
- C. The Moon’s effect on Earth
- D. The origin of the Moon
Correct answer: A
Rationale: The correct answer is A: 'What we know about the Moon and its differences from Earth.' The passage discusses various aspects of the Moon, including its origin, gravitational influence on Earth, physical characteristics, lack of atmosphere, and surface features. It provides insights into what humans know about the Moon and highlights its differences from Earth. Choice B is incorrect because while the passage does compare certain aspects of the Moon and Earth, it primarily focuses on the Moon itself rather than a direct comparison. Choice C is incorrect as the passage briefly mentions the Moon's effect on Earth in relation to tides but does not primarily focus on this aspect. Choice D is incorrect as the origin of the Moon is mentioned in the passage, but it is not the primary focus of the text.
4. The author of the passage would probably agree with which of the following statements relating corrective lenses and aging eyes?
- A. A carpenter uses wood glue to fix a broken cabinet.
- B. A student buys a new notebook for upcoming classes.
- C. A chef sharpens knives before starting to cook.
- D. An athlete stretches before a game to avoid a potential injury.
Correct answer: D
Rationale: The correct analogy for the role of corrective lenses in helping aging eyes can be compared to an athlete stretching before a game. Just as stretching prepares an athlete's body to perform optimally and avoid injury during a game, corrective lenses help aging eyes adjust and focus properly due to the hardening and loss of elasticity in the eye lens. Choices A, B, and C do not align with the concept of preparing or adjusting to address a specific issue, unlike the use of corrective lenses for aging eyes.
5. The author suggests that persistent passivity and imperturbability may be a direct result of which of the following?
- A. Drug-induced stimulation of the amygdala.
- B. A stroke that resulted in severe tissue damage in the limbic system.
- C. Encephalitis as a result of head trauma.
- D. Activation of a strategically implanted electrode in a patient’s amygdala.
Correct answer: B
Rationale: The correct answer is B. The passage highlights that damage to the limbic system, specifically the amygdala, can lead to passivity and lack of aggression. This is supported by the statement that patients with trauma or damage to the amygdala exhibit a complete absence of aggression. Thus, a stroke causing severe tissue damage in the limbic system, including the amygdala, can result in persistent passivity and imperturbability. Choices A, C, and D are incorrect because they do not directly relate to damage in the limbic system, which is specifically mentioned in the passage as the cause of the described behaviors.
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