ATI RN
ATI Pathophysiology Exam 2
1. Which of the following would the nurse expect to see in a client experiencing hypoventilation?
- A. Increased oxygenation in the alveoli
- B. Increased carbon dioxide in the bloodstream
- C. Decreased hemoglobin in the bloodstream
- D. Decreased carbon dioxide in the alveoli
Correct answer: B
Rationale: In hypoventilation, there is inadequate ventilation leading to decreased removal of carbon dioxide. This results in increased carbon dioxide in the bloodstream. The other choices are incorrect because hypoventilation does not improve oxygenation in the alveoli (Choice A), decrease hemoglobin in the bloodstream (Choice C), or decrease carbon dioxide in the alveoli (Choice D).
2. Mrs. Jordan is an elderly client diagnosed with Alzheimer’s disease. She becomes agitated and combative when a nurse approaches to help with morning care. The most appropriate nursing intervention in this situation would be to:
- A. tell the client firmly that it is time to get dressed.
- B. obtain assistance to restrain the client for safety.
- C. remain calm and talk quietly to the client.
- D. call the doctor and request an order for sedation.
Correct answer: C
Rationale: When dealing with an elderly client with Alzheimer’s disease who is agitated and combative, the most appropriate nursing intervention is to remain calm and talk quietly to the client. This approach can help soothe the client and prevent escalating the situation. Choice A is incorrect as being firm may further agitate the client. Choice B is inappropriate as restraining should only be used as a last resort for safety reasons and after other de-escalation techniques have been attempted. Choice D is not the best initial intervention and should only be considered after other non-pharmacological interventions have failed.
3. An oncology nurse is providing care for an adult patient who is currently immunocompromised. The nurse is aware of the physiology involved in hematopoiesis and immune function, including the salient role of cytokines. What is the primary role of cytokines in maintaining homeostasis?
- A. Cytokines perform phagocytosis in response to bacterial and protozoal infections.
- B. Cytokines perform a regulatory role in the development of diverse blood cells.
- C. Cytokines play a significant role in the formation of all blood cells.
- D. Cytokines are produced in response to the presence of antibodies.
Correct answer: B
Rationale: The primary role of cytokines in maintaining homeostasis is to perform a regulatory function in the development of diverse blood cells. Cytokines act as signaling molecules that regulate the immune response and hematopoiesis. Choice A is incorrect because cytokines do not perform phagocytosis; they regulate immune responses. Choice C is incorrect because while cytokines are involved in the formation of some blood cells, they are not considered the basic 'building blocks' of all blood cells. Choice D is incorrect because cytokines are not formed in response to antibodies, but rather play a role in the immune response to various stimuli.
4. A patient is prescribed medroxyprogesterone acetate (Provera) for the treatment of endometriosis. What should the nurse include in the patient teaching?
- A. Take the medication with food to prevent nausea.
- B. Take the medication at the same time each day to maintain consistent hormone levels.
- C. Avoid prolonged sun exposure while taking this medication.
- D. Discontinue the medication if side effects occur.
Correct answer: B
Rationale: The correct answer is to take the medication at the same time each day to maintain consistent hormone levels and effectiveness. This is crucial for the drug to work optimally. Choice A is incorrect because medroxyprogesterone acetate does not necessarily need to be taken with food to prevent nausea. Choice C is not directly related to the medication's administration and is not a common teaching point for this drug. Choice D is incorrect as discontinuing the medication abruptly can lead to adverse effects and is not recommended without consulting a healthcare provider.
5. A nurse is administering testosterone to a patient with hypogonadism. What outcome indicates that the treatment is having the desired effect?
- A. Increased libido
- B. Increased muscle mass
- C. Improved secondary sexual characteristics
- D. Decreased sperm count
Correct answer: C
Rationale: The correct answer is C: 'Improved secondary sexual characteristics.' Testosterone therapy in patients with hypogonadism typically leads to improved secondary sexual characteristics, which include increased muscle mass and libido. While increased libido (choice A) and increased muscle mass (choice B) are effects of testosterone therapy, they are more specific outcomes related to secondary sexual characteristics. Decreased sperm count (choice D) would not be an expected outcome of testosterone therapy for hypogonadism, as testosterone is essential for sperm production.
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