Nursing Elites

1. What cycle is the sequence of reactions by which most living cells generate energy during aerobic respiration?

• A. Calvin Cycle
• B. Krebs Cycle
• C. Photosynthesis
• D. Fermentation

Correct answer: B

Rationale: The Krebs Cycle is the correct answer. It is a series of reactions occurring in the mitochondria and is a crucial part of aerobic respiration. The Calvin Cycle is a part of photosynthesis, not respiration, making choice A incorrect. Photosynthesis (choice C) is the process by which plants, algae, and some bacteria convert light energy into chemical energy. Fermentation (choice D) is an anaerobic process that does not require oxygen and is not the primary energy-generating pathway during aerobic respiration, so it is incorrect.

2. Select the word that means 'an undesired problem that is the result of some other event.'

• A. Complication
• B. Complement
• C. Procedures
• D. Implemented

Correct answer: A

Rationale: The correct answer is 'Complication.' A complication refers to a secondary issue or difficulty that arises unexpectedly due to another event. It represents an undesired outcome. Choice 'B: Complement' is incorrect as it means something that enhances or completes, not an undesired problem. Choice 'C: Procedures' is incorrect as it refers to methods or steps, not an undesired problem. Choice 'D: Implemented' is incorrect as it means carried out, not an undesired problem.

3. Her guileless manner is one of her most noticeable qualities. What does guileless mean?

• A. Deceptive
• B. Straightforward
• C. Complex
• D. Untrustworthy

Correct answer: B

Rationale: The correct answer is B: 'Straightforward.' Guileless means innocent, sincere, and without deceit. It describes someone who is honest and straightforward in their actions and speech. Choices A, C, and D are incorrect. 'Deceptive' means misleading or dishonest, 'Complex' means having many intricate parts, and 'Untrustworthy' means not reliable or trustworthy, all of which are opposite in meaning to guileless.

4. For a compressible fluid subjected to rapid pressure changes, sound wave propagation becomes important. The speed of sound (c) depends on the fluid's:

• A. Density (ρ) only
• B. Viscosity (μ) only
• C. Density (ρ) and Bulk modulus
• D. Density (ρ) and Surface tension (γ)

Correct answer: C

Rationale: In a compressible fluid, the speed of sound (c) depends on both the fluid's density (ρ) and Bulk modulus. Density affects the compressibility of the fluid, while Bulk modulus represents the fluid's resistance to compression and plays a crucial role in determining the speed of sound in a compressible medium. Viscosity and surface tension do not directly impact the speed of sound in a compressible fluid subjected to rapid pressure changes. Therefore, the correct answer is C.

5. What is the result of subtracting 4.7 from 9.5?

• A. 4.8
• B. 4.9
• C. 4.6
• D. 4.7

Correct answer: A

Rationale: The correct subtraction is 9.5 - 4.7 = 4.8. Therefore, the correct answer is 4.8. Choice B (4.9) is incorrect because 9.5 - 4.7 is not equal to 4.9. Choice C (4.6) is incorrect as it is not the result of subtracting 4.7 from 9.5. Choice D (4.7) is the number being subtracted and not the result of the subtraction.

Similar Questions