an alarm that is strident is
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Nursing Elites

HESI A2

HESI A2 Vocabulary 2023

1. An alarm that is strident is ___________.

Correct answer: A

Rationale: A strident alarm is loud, harsh, and piercing. The word 'shrill' specifically denotes a high-pitched and piercing sound, which aligns well with the characteristics of a strident alarm. Therefore, 'shrill' is the most suitable answer in this context. Choices B, C, and D are incorrect because a strident alarm is not quiet (muted), unchanging (constant), or deep and full (resonant), but rather loud and harsh.

2. What is the best description for the term septic?

Correct answer: A

Rationale: The term septic typically refers to something that is infected or contaminated with harmful bacteria or toxins, often used in the context of septic tanks or infections. Therefore, the correct answer is 'Infected.' Choices B, C, and D are incorrect. Odorous means having a smell, terminal means leading to death or the end of something, and vigorous means strong or energetic. These terms do not capture the essence of septic as being infected.

3. What does 'Contract' mean?

Correct answer: B

Rationale: The correct answer is B: 'To draw together.' Contract means to reduce in size or draw together. Choices A, C, and D are incorrect because they suggest actions opposite to what contracting means. A: 'To expand,' C: 'To elongate,' and D: 'To dissolve' all indicate actions that involve increasing in size or breaking apart, which are the opposite of what contracting means.

4. What is Diffusion?

Correct answer: B

Rationale: Diffusion is the process where substances move from an area of high concentration to an area of low concentration. This movement occurs due to the random motion of particles and continues until equilibrium is reached. Choice A is incorrect because diffusion occurs down the concentration gradient, from high to low concentration, not from low to high concentration. Choice C is incorrect as it refers to the uptake of substances by cells, not the general process of diffusion. Choice D is incorrect as it does not accurately describe the process of diffusion; diffusion involves the movement of substances, not the breaking of materials.

5. What does Torpid mean?

Correct answer: B

Rationale: The correct answer is B: 'Sluggish.' Torpid means being slow or inactive. Choice A, 'Energetic,' is the opposite of torpid. Choice C, 'Fast,' is not synonymous with torpid as it refers to quickness rather than sluggishness. Choice D, 'Slow,' is somewhat related to torpid but does not fully capture the inactive aspect of the term.

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