Nursing Elites

1. Which organ system is primarily responsible for generating antibodies?

• A. The endocrine system
• B. The digestive system
• C. The lymphatic system
• D. The nervous system

Correct answer: C

Rationale: The correct answer is C: The lymphatic system. Antibodies are produced by specialized white blood cells called B-lymphocytes (or B cells) in response to foreign substances known as antigens. The lymphatic system includes lymph nodes, lymphatic vessels, tonsils, thymus, and spleen, which work together to produce and store antibodies to help the body fight off infections and diseases. Choice A, the endocrine system, is incorrect because it is responsible for hormone regulation, not antibody production. Choice B, the digestive system, is incorrect because its main function is to break down food and absorb nutrients, not produce antibodies. Choice D, the nervous system, is incorrect as it is responsible for transmitting signals throughout the body and coordinating body functions, not generating antibodies.

2. How might an injury to the parietal lobe impact an individual?

• A. Breathing
• B. Attention
• C. Memory
• D. Perception

Correct answer: D

Rationale: An injury to the parietal lobe can impact an individual's perception, affecting their ability to interpret sensory information such as touch, spatial orientation, and recognizing objects. The parietal lobe is crucial for integrating sensory information and creating a coherent perception of the surrounding world. Damage to this area can lead to challenges with spatial awareness, object recognition, and accurate processing of sensory input. Choices A, B, and C are incorrect because breathing, attention, and memory are primarily associated with other brain regions such as the brainstem, frontal lobe, and temporal lobe respectively, not the parietal lobe.

3. Identify the dependent clause in this sentence: 'The mother dog left her bed as soon as the puppies were ____.'

• A. slept
• B. sleeping
• C. awake
• D. sleep

Correct answer: B

Rationale: The correct answer is 'B: sleeping.' In the sentence, 'as soon as the puppies were sleeping' functions as the dependent clause. A dependent clause is a group of words that contains a subject and a verb but cannot stand alone as a sentence. Choices A, C, and D do not form a dependent clause in the sentence provided. 'Slept' (A) is a verb in the past tense, 'awake' (C) is an adjective, and 'sleep' (D) is a noun. Therefore, 'sleeping' (B) is the only choice that correctly forms the dependent clause in this sentence.

4. Select the phrase or clause that is misplaced in the following sentence. With torn pages, I returned the book I’d just bought to the store.

• A. With torn pages
• B. I returned the book
• C. I’d just bought
• D. to the store

Correct answer: A

Rationale: The phrase 'With torn pages' is misplaced in the sentence because it disrupts the flow of the sentence. Placing it at the beginning creates an awkward structure. It would be clearer to present the main action first before adding the detail about the torn pages. In this case, rearranging the sentence to 'I returned the book I’d just bought to the store with torn pages' would improve the sentence's coherence and readability. Choices B, C, and D are not misplaced in the sentence as they follow a logical order of action and description.

5. What conclusion can be drawn from the passage on the Amazon Rainforest?

• A. The Amazon Rainforest is shrinking at a rapid pace.
• B. The Amazon Rainforest is not affected by human activity.
• C. The Amazon Rainforest will survive indefinitely.
• D. The Amazon Rainforest has no significant impact on global warming.

Correct answer: A

Rationale: The correct conclusion that can be drawn from the passage on the Amazon Rainforest is that it is shrinking at a rapid pace. The passage explicitly mentions the rapid deforestation and shrinking of the Amazon Rainforest due to human activities like logging and burning. This conclusion is supported by the alarming statistics provided, such as 9,169 square miles of forest being cut down in Brazil in 2003, and an area of rainforest the size of a football field being burned down every minute. This rapid destruction poses a significant threat to the survival of the Amazon Rainforest and its biodiversity. Choice B is incorrect as the passage clearly states that human activities are causing harm to the rainforest. Choice C is incorrect because the passage highlights the current dangers and threats faced by the Amazon Rainforest, indicating that its survival is at risk. Choice D is also incorrect as the passage clearly explains the significant impact of deforestation in the Amazon Rainforest on global warming due to the release of carbon dioxide into the atmosphere.

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