ATI RN
Pathophysiology Practice Questions
1. A client has approached the nurse asking for advice on how to deal with his alcohol addiction. The nurse should tell the client that the only effective treatment for alcoholism is:
- A. psychotherapy.
- B. total abstinence.
- C. Alcoholics Anonymous (AA).
- D. aversion therapy.
Correct answer: B
Rationale: The correct answer is B: total abstinence. Total abstinence from alcohol is considered the most effective treatment for alcoholism. This approach eliminates the risk of relapse and helps individuals maintain sobriety. While psychotherapy can be beneficial in addressing underlying issues, total abstinence is crucial in overcoming alcohol addiction. Alcoholics Anonymous (AA) is a supportive group that can complement treatment, but it is not the only effective approach. Aversion therapy aims to create a negative association with alcohol but may not address the underlying causes of addiction, making total abstinence a more comprehensive and recommended approach.
2. Which goal is a priority for a client with a DSM-IV-TR diagnosis of delirium and the nursing diagnosis Acute confusion related to recent surgery secondary to traumatic hip fracture?
- A. The client will complete activities of daily living.
- B. The client will maintain safety.
- C. The client will remain oriented.
- D. The client will understand communication.
Correct answer: B
Rationale: The correct answer is B: 'The client will maintain safety.' For a client with delirium, especially in the context of acute confusion post-surgery, safety is the top priority. Delirium can lead to disorientation, impaired decision-making, and increased risk of falls or accidents. Ensuring the client's safety by implementing measures to prevent harm is crucial. Choices A, C, and D are important but not the priority in this scenario. Completing activities of daily living, remaining oriented, and understanding communication are relevant goals but come after ensuring the client's safety in the presence of delirium and acute confusion.
3. Thrombocytopenia is which disorder below?
- A. Increased blood coagulation
- B. Increased platelet production
- C. Increased number of infections
- D. Decreased platelet production
Correct answer: D
Rationale: Thrombocytopenia is a disorder characterized by a decreased platelet count or decreased platelet production, which affects blood clotting. Choice A, 'Increased blood coagulation,' is incorrect as thrombocytopenia is associated with decreased platelets, leading to impaired clotting. Choice B, 'Increased platelet production,' is incorrect as thrombocytopenia is characterized by a decrease in platelet production. Choice C, 'Increased number of infections,' is unrelated to thrombocytopenia, which primarily involves low platelet levels.
4. Women who have breast cancer due to a BRCA1 gene mutation are usually:
- A. positive for human epidermal growth factor receptor 1 and 2.
- B. negative for estrogen receptor.
- C. positive for estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2.
- D. negative for estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2.
Correct answer: D
Rationale: Women with breast cancer due to a BRCA1 gene mutation commonly have a triple-negative breast cancer subtype, which means they are negative for estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2 (HER2). This subtype tends to be more aggressive and harder to treat. Choice A is incorrect as they are typically negative for HER2. Choice B is incorrect because they are usually negative for estrogen receptor. Choice C is incorrect as they are usually negative for progesterone receptor and HER2.
5. A 35-year-old female is diagnosed with vitamin B12 deficiency anemia (pernicious anemia). How should the nurse respond when the patient asks what causes pernicious anemia? A decrease in ______ is the most likely cause.
- A. Ferritin
- B. Gastric enzymes
- C. Intrinsic factor
- D. Erythropoietin
Correct answer: C
Rationale: Pernicious anemia is primarily caused by a decrease in intrinsic factor. Intrinsic factor is a protein produced by the stomach that is necessary for the absorption of vitamin B12 in the intestines. Without intrinsic factor, vitamin B12 cannot be absorbed properly, leading to anemia. Ferritin is a protein that stores iron in the body and is not directly related to pernicious anemia. Gastric enzymes play a role in digestion but are not the primary cause of pernicious anemia. Erythropoietin is a hormone produced by the kidneys to stimulate red blood cell production and is not linked to pernicious anemia.
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