HESI A2
Vocabulary for HESI A2
1. What does Constrict mean?
- A. To expand
- B. To draw together
- C. To freeze
- D. To dissolve
Correct answer: B
Rationale: The correct answer is B: 'To draw together.' Constrict means to narrow or squeeze, making something smaller or tighter. This is the opposite of expanding (choice A), freezing (choice C), and dissolving (choice D), which do not involve the action of drawing together or becoming smaller.
2. In medicine, to be resistant is to be ___________.
- A. unwilling
- B. unaffected by
- C. opposed to
- D. accepting of
Correct answer: B
Rationale: In medicine, when a microorganism or pathogen is described as resistant, it means that it is not affected by the drug or treatment being used against it. Resistance can develop due to various factors, making the pathogen no longer susceptible to the effects of the treatment. Therefore, the correct answer is 'unaffected by.' The other choices are incorrect: 'unwilling' and 'opposed to' do not accurately describe the concept of resistance in medicine, and 'accepting of' is the opposite of what resistance represents in this context.
3. What term refers to the description of events in the order of their occurrence?
- A. Chronology
- B. Notation
- C. Documentation
- D. Helicon
Correct answer: A
Rationale: The correct answer is 'Chronology,' which specifically means the arrangement of events in the order of their occurrence. 'Notation' refers to a system of symbols or signs used to represent information. 'Documentation' is the process of recording information, while 'Helicon' does not relate to the description of events.
4. The nurse noted in the chart, 'The patient is lethargic.' How was the patient behaving?
- A. Pacing the halls
- B. Difficult to arouse
- C. Shaking uncontrollably
- D. Not responding to pain
Correct answer: B
Rationale: The correct answer is B: 'Difficult to arouse.' 'Lethargic' is a medical term used to describe a state of drowsiness or lack of energy, making the patient difficult to arouse. Choices A, C, and D describe different behaviors that are not indicative of lethargy. A patient who is pacing the halls is more likely to be agitated, while shaking uncontrollably may suggest tremors or seizures. Not responding to pain indicates a lack of reaction to painful stimuli but does not directly reflect being lethargic.
5. Choose the meaning of the word vent in the following sentence: 'A tube is used to vent the gases to the outside.'
- A. Block
- B. Trade
- C. Emit
- D. Inhale
Correct answer: C
Rationale: In this sentence, the word 'vent' means to allow the gases to escape or be emitted to the outside. 'Block' is incorrect because it means to obstruct or close off. 'Trade' is incorrect as it refers to the exchange of goods or services. 'Inhale' is incorrect as it means to breathe in, which is the opposite of venting gases out.
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