Nursing Elites

1. Which of the following is a cluster of capillaries that functions as the main filter of the blood entering the kidney?

• A. The Bowman's capsule
• B. The Loop of Henle
• C. The glomerulus
• D. The nephron

Correct answer: C

Rationale: The correct answer is C, the glomerulus. The glomerulus is a cluster of capillaries in the kidney responsible for filtering blood as it enters the nephron. It plays a crucial role in the initial stages of urine formation by filtering waste products and excess substances from the blood. Choice A, the Bowman's capsule, is incorrect as it surrounds the glomerulus and captures the filtrate. Choice B, the Loop of Henle, is incorrect as it is part of the nephron responsible for water reabsorption. Choice D, the nephron, is incorrect as it comprises the functional unit of the kidney and includes the glomerulus, Bowman's capsule, and other structures.

2. Which sentence is an example of passive voice?

• A. The teacher graded the tests.
• B. The tests were graded by the teacher.
• C. The students took the test.
• D. The test was difficult.

Correct answer: B

Rationale: The correct answer is B: 'The tests were graded by the teacher.' This sentence is an example of passive voice, where the subject receives the action. In passive voice construction, the focus is on the receiver of the action rather than the doer. Choices A, C, and D are not in passive voice. Choice A 'The teacher graded the tests' is in active voice where the subject (teacher) performs the action. Choice C 'The students took the test' is also in active voice with the subject (students) carrying out the action. Choice D 'The test was difficult' is in passive voice but does not exemplify the subject receiving an action performed by an agent, which is a defining characteristic of passive voice.

3. Which of the following is an example of revision?

• A. Typing the first draft of an essay
• B. Reading sentences for clarity and making necessary changes
• C. Creating a list of all sources used within the essay
• D. Mapping out possible topics and subtopics

Correct answer: B

Rationale: The correct answer is B because revision involves reviewing and editing sentences for clarity and making necessary changes to improve the overall quality of the writing. Choice A is incorrect because typing the first draft is part of the drafting process, not revision. Choice C is incorrect as creating a list of sources is related to research and citation but not revision. Choice D is incorrect as mapping out topics and subtopics is typically done during the outlining or prewriting stages, not during the revision process.

4. In the sentence 'The cherry tomatoes in our backyard are finally ready to be picked,' which of the following is the complete subject?

• A. tomatoes
• B. ready to be picked
• C. The cherry tomatoes in our backyard
• D. finally ready

Correct answer: C

Rationale: The complete subject in a sentence refers to the noun or pronoun that the sentence is about. In this case, the complete subject is 'The cherry tomatoes in our backyard.' It includes all the words that describe the subject and provide more specific information about it. 'Tomatoes' (Choice A) is just a part of the complete subject and not the entire subject. 'Ready to be picked' (Choice B) is a verb phrase, not the subject of the sentence. 'Finally ready' (Choice D) is an adjective phrase, not the subject of the sentence. Therefore, the correct choice is 'The cherry tomatoes in our backyard.'

5. How does meiosis differ from mitosis?

• A. Meiosis is used for repairing the body. Mitosis is used for cell reproduction.
• B. Meiosis is used for sexual reproduction. Mitosis is used for asexual reproduction.
• C. Meiosis occurs in various organisms. Mitosis occurs in various organisms.
• D. Meiosis produces cells that are genetically different. Mitosis produces cells that are genetically identical.

Correct answer: D

Rationale: Meiosis is the process of cell division that results in the formation of sex cells (gametes) with only half the number of chromosomes as the parent cell, leading to genetically different cells. In contrast, mitosis is a cell division process that produces two daughter cells that are genetically identical to each other and the parent cell, maintaining the same chromosome number. Therefore, the correct answer is D, as meiosis and mitosis differ in their genetic outcomes - meiosis results in genetic diversity, while mitosis maintains genetic identity. Choices A, B, and C are incorrect because they do not accurately distinguish between meiosis and mitosis. Meiosis is not used for repairing the body or asexual reproduction, and the occurrence of both processes in various organisms does not highlight their primary differences in genetic outcomes.

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