Nursing Elites

1. Which of these examples shows incorrect use of subject-verb agreement?

• A. Neither of the cars is parked on the street.
• B. Both of my kids are going to camp this summer.
• C. Any of your friends are welcome to join us on the trip in November.
• D. Each of the clothing options is appropriate for the job interview.

Correct answer: A

Rationale: The sentence 'Neither of the cars is parked on the street' is incorrect in terms of subject-verb agreement. The subject 'Neither' is singular, so the verb should also be singular, which should be 'is' instead of 'are.' The correct sentence should be 'Neither of the cars is parked on the street.' Choices B, C, and D demonstrate correct subject-verb agreement. In choice B, 'Both' is plural and agrees with the plural verb 'are.' In choice C, 'Any' is singular and agrees with the singular verb 'are.' In choice D, 'Each' is singular and agrees with the singular verb 'is.'

2. What property best describes the characteristic that nuclear forces are much stronger than electromagnetic forces at the nuclear level?

• A. Short-range interaction
• B. Long-range interaction
• C. Repulsive force
• D. Dependent on charge only

Correct answer: A

Rationale: The correct answer is A: Short-range interaction. Nuclear forces are much stronger than electromagnetic forces at the nuclear level because they are short-range interactions that act over distances on the order of the size of an atomic nucleus. This short-range nature of nuclear forces allows them to be much stronger than the long-range electromagnetic forces, which weaken with distance according to the inverse square law. Choice B, long-range interaction, is incorrect because nuclear forces are short-range. Choice C, repulsive force, is incorrect as nuclear forces include both attractive and repulsive components. Choice D, dependent on charge only, is incorrect because nuclear forces are not solely determined by charge but also involve other factors like spin and isospin.

3. Simplify the following expression: (2/7) ÷ (5/6)

• A. 2/5
• B. 35/15
• C. 5/21
• D. 12/35

Correct answer: D

Rationale: To divide fractions, you multiply the first fraction by the reciprocal of the second fraction. In this case, (2/7) ÷ (5/6) becomes (2/7) × (6/5) = 12/35. Therefore, the correct answer is 12/35. Choice A (2/5), choice B (35/15), and choice C (5/21) are incorrect because they do not correctly simplify the given expression.

4. Arrange the following fractions from least to greatest: 2/3, 1/2, 5/8, 7/9.

• A. 7/9, 5/8, 2/3, 1/2
• B. 1/2, 2/3, 5/8, 7/9
• C. 1/2, 5/8, 2/3, 7/9
• D. 7/9, 2/3, 5/8, 1/2

Correct answer: C

Rationale: To compare the fractions, it is beneficial to convert them to decimals or find a common denominator. When converted to decimals: 1/2 = 0.50, 5/8 = 0.625, 2/3 ≈ 0.666, and 7/9 ≈ 0.778. Therefore, the correct order from least to greatest is 1/2, 5/8, 2/3, 7/9. Choice A is incorrect because it places 7/9 first, which is the greatest fraction. Choice B is incorrect as it incorrectly lists the fractions. Choice D is incorrect as it starts with 7/9, which is the largest fraction instead of the smallest.

5. Which nervous system controls voluntary motor movement?

• A. Parasympathetic
• B. Sympathetic
• C. Autonomic
• D. Somatic

Correct answer: D

Rationale: The correct answer is D: Somatic. The somatic nervous system is responsible for controlling voluntary motor movements. It includes the motor neurons that innervate skeletal muscles and allows us to consciously control our movements. The parasympathetic and sympathetic nervous systems are part of the autonomic nervous system, which controls involuntary functions such as heart rate and digestion. Therefore, choices A, B, and C are incorrect as they are components of the autonomic nervous system and are not primarily responsible for voluntary motor movements.

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