Nursing Elites

1. Certain medications can suppress the immune system to treat autoimmune diseases or prevent organ rejection after transplants. What is a potential risk associated with immunosuppressive drugs?

• A. Increased risk of developing allergies
• B. Increased susceptibility to infections
• C. Both A and B
• D. Neither A nor B

Correct answer: B

Rationale: Immunosuppressive drugs work by suppressing the immune system's activity, which can increase the risk of infections as the body's ability to fight off pathogens is compromised. While allergies can be a side effect of some medications, the primary concern with immunosuppressive drugs is the increased susceptibility to infections. Therefore, the correct answer is B, increased susceptibility to infections. Choice A, 'Increased risk of developing allergies,' is incorrect as the primary risk associated with immunosuppressive drugs is not related to allergies. Choice C, 'Both A and B,' is incorrect as the main concern is the increased susceptibility to infections rather than developing allergies. Choice D, 'Neither A nor B,' is incorrect as there is a known risk of increased susceptibility to infections when using immunosuppressive drugs.

2. In which position allows access to the stomach?

• A. Medial
• B. Prone
• C. Superficial
• D. Supine

Correct answer: B

Rationale: The question now specifies the need for a position that allows access to the stomach. The correct answer is 'B: Prone.' In the prone position, the patient lies face down, which facilitates access to the stomach for various procedures or examinations. Choice A, 'Medial,' refers to a direction rather than a patient position. Choice C, 'Superficial,' describes a superficial depth rather than a patient position. Choice D, 'Supine,' is a position where the patient lies face up, which does not provide easy access to the stomach.

3. What is the term for the tiny particles that make up atoms?

• A. Protons
• B. Electrons
• C. Neutrons
• D. Subatomic particles

Correct answer: D

Rationale: The correct answer is 'Subatomic particles.' Subatomic particles are the tiny components that constitute atoms, including protons, neutrons, and electrons. Protons and neutrons are located in the nucleus of an atom, while electrons revolve around the nucleus. Choices A, B, and C specifically refer to individual subatomic particles but do not encompass the complete range of particles within an atom.

4. Which of the following is NOT a type of chemical bond?

• A. Ionic bond
• B. Covalent bond
• C. Metallic bond
• D. Gravitational bond

Correct answer: D

Rationale: Ionic, covalent, and metallic bonds are all types of chemical bonds that involve the sharing or transfer of electrons between atoms. An ionic bond occurs when one atom donates an electron to another, creating positive and negative ions that attract each other. A covalent bond involves the sharing of electrons between atoms to achieve a stable electron configuration. Metallic bonds are formed between metal atoms where electrons are delocalized and move freely among the metal ions. On the other hand, a gravitational bond is not a type of chemical bond. It refers to the force of attraction between two objects with mass, such as the gravitational force between the Earth and objects on its surface. Therefore, the correct answer is 'Gravitational bond.'

5. Where does gas exchange occur in the human body?

• A. Alveoli
• B. Bronchi
• C. Larynx
• D. Pharynx

Correct answer: A

Rationale: The correct answer is A: Alveoli. Gas exchange occurs in the alveoli, which are tiny air sacs in the lungs. Oxygen from the air we breathe diffuses into the blood vessels surrounding the alveoli, while carbon dioxide from the blood diffuses into the alveoli to be exhaled. The bronchi, larynx, and pharynx are all part of the respiratory system but are not directly involved in gas exchange. The bronchi are airways that lead to the lungs, the larynx is the voice box, and the pharynx is the throat. These structures are important for breathing and vocalization but do not participate in the exchange of gases between the respiratory system and the circulatory system.

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