Nursing Elites

1. Laura was stuck in traffic on her way to a concert and thought she would miss the concert. Which of the following options uses correct grammar to combine the sentences above for clarity?

• A. Because Laura was on her way to a concert, she was stuck in traffic and thought she would miss the concert.
• B. Laura was on her way to a concert and she thought she would miss the concert. Laura was stuck in traffic.
• C. Laura was on her way to a concert, but because she was stuck in traffic, she thought she would miss the concert.
• D. Laura thought she would miss the concert because she was on her way to the concert, but was stuck in traffic.

Correct answer: C

Rationale: Option C combines the ideas in a clear and logical manner by explaining that Laura was on her way to a concert, got stuck in traffic, and thought she would miss the concert. This choice maintains the correct sequence of events, highlighting the cause-effect relationship between being stuck in traffic and potentially missing the concert. Choices A, B, and D either disrupt the logical sequence of events or introduce redundancy in the information provided, making them less effective in conveying the intended message.

2. Which of the following is NOT a characteristic of living organisms?

• A. Made up of cells
• B. Able to reproduce
• C. Require energy
• D. Non-motile

Correct answer: D

Rationale: A) Made up of cells: All living organisms are composed of one or more cells, a fundamental characteristic of life as defined by cell theory. B) Able to reproduce: Reproduction is a key characteristic of living organisms to pass on genetic information. C) Require energy: Energy is essential for carrying out life processes like growth and maintenance of homeostasis. D) Non-motile: While some living organisms are non-motile, movement is common in many organisms for survival activities like finding food, escaping predators, and responding to the environment. Therefore, being non-motile is not a universal characteristic of living organisms, making it the correct answer in this context.

3. What happens to the work done on an object when the angle between the force and displacement is 90 degrees?

• A. Maximum work is done
• B. No work is done
• C. Minimum work is done
• D. Work is infinite

Correct answer: B

Rationale: When the angle between the force and displacement is 90 degrees, the work done is given by the formula W = F * d * cos(theta), where theta is the angle between the force and displacement vectors. Since cos(90 degrees) = 0, the work done becomes zero. This means that no work is done on the object when the angle between the force and displacement is 90 degrees. Choice A is incorrect because maximum work is done when the force and displacement are in the same direction (theta = 0 degrees). Choice C is incorrect as minimum work is done when the force and displacement are parallel (theta = 0 degrees), not perpendicular. Choice D is incorrect because work cannot be infinite; it depends on the force, displacement, and the cosine of the angle between them.

4. Two isotopes of the same element have different numbers of:

• A. Electrons
• B. Protons
• C. Neutrons
• D. Nuclei

Correct answer: C

Rationale: The correct answer is C: 'Neutrons.' Isotopes are variants of an element that have the same number of protons and electrons but differ in the number of neutrons they contain. This difference in neutron count is what distinguishes isotopes from each other while maintaining the same chemical properties. Choice A, 'Electrons,' is incorrect because isotopes of the same element have the same number of electrons. Choice B, 'Protons,' is incorrect because isotopes of the same element have the same number of protons. Choice D, 'Nuclei,' is incorrect as nuclei refer to the central part of an atom containing protons and neutrons, and the question specifically asks about differences between isotopes of the same element.

5. The hypodermis is primarily composed of which tissue?

• A. Adipose
• B. Connective
• C. Epithelial
• D. Muscle

Correct answer: A

Rationale: The hypodermis, also known as the subcutaneous layer, is primarily composed of adipose (fat) tissue. Adipose tissue in the hypodermis serves as an insulator, energy reserve, and cushioning for the body. Choice B, Connective tissue, is a broad category that includes various types of tissue like adipose, but the hypodermis is specifically rich in adipose tissue. Choice C, Epithelial tissue, is not the primary component of the hypodermis; it is mainly found covering body surfaces and lining cavities. Choice D, Muscle tissue, is not a major component of the hypodermis; muscle tissue is mainly located deeper in the body and serves in movement and support functions.

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