what is hydration

HESI A2

Vocabulary for HESI A2

1. What is Hydration?

A. The process of dehydrating
B. Maintenance of body fluid
C. Loss of water
D. Draining fluids

Correct answer: B

Rationale: Hydration refers to the maintenance of body fluids. Choice A is incorrect as it describes the opposite process, dehydration. Choice C is incorrect as it focuses on the result of inadequate hydration rather than the concept itself. Choice D is incorrect as it does not accurately define hydration but rather implies removing fluids.

2. What does Distended mean?

A. Shrunken
B. Enlarged or expanded from pressure
C. Collapsed
D. Constricted

Correct answer: B

Rationale: Distended means enlarged or expanded from pressure. The term 'shrunken' (Choice A) means reduced in size, 'collapsed' (Choice C) means fallen in or disintegrated, and 'constricted' (Choice D) means narrowed or tightened. Therefore, the correct answer is B.

3. The _____ student was not well liked by his peers.

A. Geniality
B. Affably
C. Gregarious
D. Detestable

Correct answer: D

Rationale: The correct answer is 'Detestable.' In this context, 'detestable' means deserving intense dislike, which fits the sentence describing a student who is not well-liked. 'Geniality' (choice A) means warmth and friendliness, which is the opposite of what is described in the sentence. 'Affably' (choice B) means in a friendly and pleasant manner, which doesn't convey the idea of being disliked. 'Gregarious' (choice C) means sociable and outgoing, which is also not suitable for describing someone who is not well-liked.

4. What does Nebulous mean?

A. Clear
B. Vague
C. Distinct
D. Complex

Correct answer: B

Rationale: The correct answer is B: 'Vague.' Nebulous means something that is vague or unclear. Choices A, C, and D are incorrect because nebulous is the opposite of clear, distinct, and complex. Nebulous refers to something lacking definite form or limits, making it difficult to understand or perceive clearly.

5. What is the meaning of the word 'maladroit' in the sentence: 'Those who are maladroit should not become surgeons'?

A. Clumsy
B. Romantic
C. Untrained
D. Self-conscious

Correct answer: A

Rationale: The correct answer is A: 'Clumsy.' In this context, 'maladroit' means lacking skill or coordination, especially in tasks requiring dexterity and precision. The statement suggests that individuals who are clumsy or awkward should avoid pursuing a career as surgeons. Choice B, 'Romantic,' is incorrect as it does not align with the context provided. Choice C, 'Untrained,' does not capture the essence of clumsiness implied by 'maladroit.' Choice D, 'Self-conscious,' is also incorrect as it does not reflect the intended meaning of lacking skill or coordination.