Nursing Elites

1. What is the overall tone of the essay about A Short History of the CDC?

• A. Appreciative.
• B. Awestruck.
• C. Somber.
• D. Disheartened.

Correct answer: A

Rationale: The tone of the essay is appreciative, reflecting a recognition of the CDC's historical contributions to public health. The passage highlights the organization's evolution and its significant impact on disease control and prevention, suggesting a positive and respectful view of its work over the years, making A the correct choice.

2. What does Macmillan's invention of the bicycle signify?

• A. He made important changes in bicycle design.
• B. He invented the first bicycle with pedals.
• C. He developed the modern chain drive.
• D. He improved the safety of bicycles.

Correct answer: B

Rationale: Macmillan's invention of pedals was a significant milestone in bicycle history as it allowed for quicker and more efficient travel. The provided extract mentions that Macmillan's bicycle had foot-operated cranks like pedals, which enabled the rider to travel at a quick pace. This innovation marked a crucial development in the evolution of bicycles. While choices A, C, and D are related to advancements in bicycle design and safety, the key significance of Macmillan's invention lies in introducing pedals to bicycles, making choice B the correct answer.

3. What is the meaning of the word exposed as used in the first paragraph about Toxins and Your Health?

• A. Uncovered.
• B. Subjected.
• C. Visible.
• D. Divulged.

Correct answer: B

Rationale: In the context of the passage, "exposed" means to be subjected to harmful elements. It suggests vulnerability to these toxins, which can lead to serious health issues later in life. The other options do not accurately capture the implications of "exposed" in relation to toxic substances, making B the correct choice.

4. What is the meaning of the word serendipity as it is used in the first paragraph?

• A. Chance
• B. Persistence
• C. Foreboding
• D. Expertise

Correct answer: A

Rationale: The word "serendipity" refers to a fortunate coincidence or chance, describing how Beto Pérez invented Zumba accidentally.

5. Which part of the bridge was built first?

• A. Cables
• B. Roadway
• C. Sidewalks
• D. Towers

Correct answer: B

Rationale: The correct answer is B: Roadway. In the construction of the Golden Gate Bridge, as with many bridges, the roadway was built first. The roadway provides the foundation and support for the rest of the structure, allowing vehicles and pedestrians to access the bridge. The construction process typically starts with the roadway to establish a base before moving on to other components like cables, towers, and sidewalks. Therefore, the roadway is an essential initial component in bridge construction. Choices A, C, and D are incorrect because, according to the provided extract, the anchorages were built first, followed by the towers, cables, and finally, the completion of the roadway. This sequence highlights the significance of establishing the structural support before the construction of other elements of the bridge.

Similar Questions