what does cast mean

HESI A2

Vocabulary for HESI A2

1. What does Cast mean?

A. A tool used for breaking bones
B. Hard protective device applied to protect a broken bone
C. A soft bandage
D. An instrument used in surgery

Correct answer: B

Rationale: The correct answer is B. A cast is a hard protective device applied to protect a broken bone. Choice A is incorrect as a cast is not a tool used for breaking bones, but rather for supporting and protecting them. Choice C is incorrect as a cast is not a soft bandage but a rigid structure. Choice D is incorrect as a cast is not an instrument used in surgery, but a medical device used for bone support.

2. The jawbone may be called the ___________.

A. mantis
B. mantua
C. mandible
D. manganite

Correct answer: C

Rationale: The jawbone is commonly referred to as the mandible in anatomy. It is the largest and strongest bone in the human face and forms the lower jaw, holding the lower teeth in place. "Mandible" is the correct anatomical term for this specific bone structure.

3. _ having trouble with _ new dog.

A. There, their
B. Their, there
C. They’re, their
D. Their, they’re

Correct answer: C

Rationale: In this sentence, the correct choices are 'They’re' and 'their.' 'They’re' is a contraction of 'they are,' which fits the context of the sentence as it suggests ownership of the dog. 'Their' is a possessive pronoun showing ownership. Choice A is incorrect as 'there' refers to a place and doesn't make sense in this context. Choice B is incorrect as the possessive pronoun 'their' should come before the noun 'dog'. Choice D is incorrect as 'they’re' should be used before the verb 'having trouble' to form a contraction for 'they are'.

4. What is another word for Asymmetric?

A. Even
B. Uneven
C. Identical
D. Matching

Correct answer: B

Rationale: The correct answer is B: 'Uneven.' Asymmetric means lacking symmetry or being uneven, so the term 'Uneven' is the most appropriate synonym. 'Even' (choice A) means equal or level, which is the opposite of asymmetric. 'Identical' (choice C) means similar or the same, and 'Matching' (choice D) means corresponding or fitting together, neither of which captures the meaning of asymmetric.

5. 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.