ATI RN
Pathophysiology Practice Exam
1. A report comes back indicating that muscular atrophy has occurred. A nurse recalls that muscular atrophy involves a decrease in muscle cell size:
- A. Number
- B. Size
- C. Vacuoles
- D. Lipofuscin
Correct answer: B
Rationale: The correct answer is B: Size. Muscular atrophy is characterized by a reduction in the size of muscle cells. This decrease in size can be due to various factors such as disuse, aging, or disease. Choice A, Number, is incorrect because muscular atrophy does not involve a decrease in the number of muscle cells but rather their size. Choice C, Vacuoles, is incorrect as vacuoles are not directly related to the definition of muscular atrophy. Choice D, Lipofuscin, is incorrect as lipofuscin is a pigment associated with aging and has no direct connection to the decrease in muscle cell size seen in muscular atrophy.
2. The nurse is planning care for a client with damage to the vestibular area of the vestibulocochlear nerve. What should the nurse include in the plan of care? Select all that apply.
- A. Assistance with ambulation
- B. Regular hearing tests
- C. Monitoring for nausea
- D. Vision assessments
Correct answer: A
Rationale: Damage to the vestibular area affects balance and may cause nausea. Therefore, the nurse should include assistance with ambulation in the care plan to help the client maintain stability while walking. Regular hearing tests (choice B) are not directly related to damage in the vestibular area of the vestibulocochlear nerve. While nausea (choice C) may occur due to vestibular damage, monitoring for it alone is not as essential as providing assistance with ambulation. Vision assessments (choice D) are important for assessing visual function but are not the priority when dealing with vestibular issues.
3. An immunology nurse is caring for a patient. While planning care, which principle will the nurse remember? The primary role of IgA1 is to prevent infections in the:
- A. Blood
- B. Kidneys
- C. Lungs
- D. Mucous membranes
Correct answer: A
Rationale: The correct answer is A: Blood. IgA1 is mainly found in the blood and plays a crucial role in preventing infections by neutralizing pathogens. While IgA1 can be present in other body areas, its primary function is associated with preventing infections in the blood. Choices B, C, and D are incorrect as IgA1 is not primarily associated with the kidneys, lungs, or mucous membranes.
4. A male patient is receiving androgen therapy for the treatment of hypogonadism. What adverse effect should the nurse monitor for during this treatment?
- A. Liver dysfunction
- B. Kidney dysfunction
- C. Heart failure
- D. Pulmonary embolism
Correct answer: A
Rationale: The correct adverse effect to monitor for during androgen therapy for hypogonadism is liver dysfunction. Androgen therapy can lead to hepatotoxicity, so monitoring liver function tests is crucial during treatment. Kidney dysfunction (Choice B), heart failure (Choice C), and pulmonary embolism (Choice D) are not commonly associated with androgen therapy and are less likely adverse effects compared to liver dysfunction.
5. A homeless man was screened for tuberculosis (TB) during a health consultation at a shelter, and the results indicate latent TB. The community health nurse who is liaising with the providers of the shelter would anticipate what component of this man's plan of care?
- A. The man will undergo conservative treatment for TB using adjuvant medications.
- B. The man will be treated for TB using first-line antitubercular drugs.
- C. The man will be monitored closely to determine if treatment is necessary.
- D. The man will be screened again in 10 to 12 weeks to determine if he has developed active TB.
Correct answer: B
Rationale: The correct answer is B. When a patient is diagnosed with latent TB infection, the standard approach involves treating them with first-line antitubercular drugs to prevent the progression to active TB. Adjuvant medications are not typically used for latent TB. Close monitoring without initiating treatment can lead to the development of active TB, so immediate treatment is crucial. Screening the individual again in 10 to 12 weeks does not address the immediate need for treatment of latent TB, which is essential to prevent the progression of the disease.
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