in which sentence is the form fast used as an adverb

HESI A2

HESI A2 Vocabulary Practice Test

1. In which sentence is the form 'fast' used as an adverb?

A. The fast car drove over the bridge
B. The car drove fast over the bridge
C. The runner was fast
D. He runs fast

Correct answer: D

Rationale: The sentence 'He runs fast' uses 'fast' correctly as an adverb. An adverb is used to describe a verb and in this case, 'fast' is describing how 'he runs.' Choices A, B, and C use 'fast' as an adjective, not an adverb. In choice A, 'fast' is describing the car, in choice B it is describing how the car drove, and in choice C it is describing the runner.

2. A paroxysm is a sudden spasm. Another word for this might be ___________.

A. convulsion
B. symptom
C. efficacy
D. embolism

Correct answer: A

Rationale: The correct answer is A: "convulsion." A paroxysm is defined as a sudden spasm or convulsion. The word "convulsion" specifically refers to a violent and involuntary contraction or spasm of muscles, which aligns perfectly with the description of a paroxysm. On the other hand, choices B, C, and D are incorrect. "Symptom" (B) refers to a manifestation of a condition rather than a physical spasm. "Efficacy" (C) relates to effectiveness or success, not a sudden spasm. "Embolism" (D) refers to the obstruction of a blood vessel, which is unrelated to the concept of a sudden spasm. Therefore, convulsion is the most suitable synonym for a paroxysm in this context.

3. What is the meaning of the word 'placebo' in the following sentence: 'Ten patients will receive the experimental drug while 10 take a placebo'?

A. Fallback
B. Substitute
C. Control
D. Curative

Correct answer: C

Rationale: In the context of the sentence, the word 'placebo' refers to a substance or treatment that resembles a real medical treatment but has no therapeutic effect. It is used as a standard against which the effects of the experimental drug are compared. A placebo is typically included in a control group in medical research to evaluate the actual effects of the experimental drug. Therefore, in this scenario, the placebo serves as a control to gauge the effectiveness of the experimental drug, making choice C the correct answer. Choices A, B, and D are incorrect because a placebo is not a fallback, substitute, or curative treatment in this context.

4. What does 'abrupt' mean?

A. Gradual
B. Sudden
C. Delayed
D. Relaxed

Correct answer: B

Rationale: The correct answer is B: 'Sudden.' Abrupt means something that occurs suddenly, without warning or preparation. It is the opposite of gradual, delayed, or relaxed, which imply a slower or more gentle pace of change or action.

5. What is a Contraindication?

A. A reason to perform an action
B. A reason something should not be done
C. A warning of a possible side effect
D. A reason something is advised

Correct answer: B

Rationale: A contraindication is a specific situation in which a drug, procedure, or treatment should not be used because it may be harmful. Choice A is incorrect because a contraindication advises against performing an action. Choice C is incorrect as it refers to a precaution regarding side effects rather than a reason not to proceed. Choice D is incorrect because a contraindication does not advise the use of something.