Nursing Elites

1. Usually I take a walk every day after breakfast, ____________ it was raining today.

• A. While
• B. Because
• C. But
• D. When

Correct answer: C

Rationale: The correct answer is 'But.' In this sentence, the conjunction 'but' is used to show a contrast between the usual routine of taking a walk after breakfast and the fact that it was raining today. 'While' suggests a concurrent action, 'Because' implies causation, and 'When' introduces a time relationship, none of which are suitable in this context.

2. Given the style of writing for the passage, which of the following magazines would be the best fit for this article?

• A. Scientific Spelunking
• B. Family Fun Days
• C. Adventures for Men
• D. Mud Magazine

Correct answer: B

Rationale: The article's style is light-hearted and aimed at families looking for outdoor adventures. It suggests activities suitable for families with children, making Family Fun Days the best fit among the given magazine options. 'Scientific Spelunking' may focus more on the scientific aspects rather than family-friendly fun. 'Adventures for Men' may cater to a male audience rather than families. 'Mud Magazine' seems more focused on mud-related content, which doesn't align with the family-friendly, outdoor adventure theme of the article.

3. What is the structure that surrounds individual muscle fibers, providing support and aiding in the transmission of force generated during muscle contraction?

• A. Tendon
• B. Endomysium
• C. Perimysium
• D. Epimysium

Correct answer: B

Rationale: The endomysium is the connective tissue layer that surrounds individual muscle fibers, providing support and aiding in the transmission of force generated during muscle contraction. It is crucial for maintaining the structural integrity of muscle fibers and facilitating the transmission of force within them. Tendons (option A) connect muscles to bones, perimysium (option C) surrounds bundles of muscle fibers known as fascicles, and epimysium (option D) encases the entire muscle. The endomysium specifically targets the structure that directly supports and aids in force transmission within individual muscle fibers, making it the correct answer in this context.

4. What checkpoint mechanism ensures all chromosomes are attached to the spindle fibers before anaphase begins?

• A. Prometaphase
• B. Metaphase
• C. Cyclin degradation
• D. Sister chromatid cohesion

Correct answer: A

Rationale: A) Prometaphase is the correct answer because it is the stage of mitosis where all chromosomes are attached to the spindle fibers before anaphase begins. During prometaphase, the nuclear envelope breaks down, allowing the spindle fibers to attach to the kinetochores of the chromosomes. This attachment is necessary for proper chromosome alignment and segregation during anaphase. B) Metaphase is incorrect because it is the stage where chromosomes are aligned at the metaphase plate but do not necessarily have all spindle fibers attached. C) Cyclin degradation is incorrect because it is a regulatory mechanism that controls the progression of the cell cycle but is not specifically related to ensuring all chromosomes are attached to spindle fibers. D) Sister chromatid cohesion is incorrect because it refers to the physical connection between sister chromatids that is maintained until anaphase, but it does not ensure that all chromosomes are attached to spindle fibers.

5. Leaping to the saddle, his horse bolted.

• A. His horse bolted as he leaped to the saddle.
• B. When he leaped to the saddle, his horse bolted.
• C. His horse bolted, he leaped to the saddle.
• D. He leaped to the saddle, his horse bolted.

Correct answer: B

Rationale: Option B, 'When he leaped to the saddle, his horse bolted,' effectively removes the dangling modifier by clearly connecting the action of the subject ('he leaped to the saddle') with the consequence ('his horse bolted'). This restructuring ensures that the sentence is stylistically and logically clear. Choice A changes the order of the actions, which alters the original meaning. Choice C incorrectly places 'he leaped to the saddle' after 'His horse bolted,' leading to confusion. Choice D does not address the dangling modifier issue and maintains the original error in sentence structure.

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