ATI RN
Pathophysiology Practice Exam
1. A male patient is concerned about the risk of prostate cancer while receiving finasteride (Proscar) for benign prostatic hyperplasia (BPH). What should the nurse explain about this risk?
- A. Finasteride has been shown to lower the risk of developing prostate cancer.
- B. Finasteride has no effect on the risk of developing prostate cancer.
- C. Finasteride may increase the risk of developing prostate cancer, so regular screening is important.
- D. Finasteride does not affect the risk of prostate cancer, so regular screening is unnecessary.
Correct answer: A
Rationale: The correct answer is A. Finasteride has been shown to lower the risk of developing prostate cancer. Studies have demonstrated that finasteride can reduce the incidence of prostate cancer. However, it is still recommended to have regular screening to monitor for any potential issues. Choice B is incorrect as finasteride has shown to have a positive effect on reducing prostate cancer risk. Choice C is inaccurate because finasteride decreases, not increases, the risk of prostate cancer. Choice D is incorrect as regular screening is still necessary despite the risk reduction associated with finasteride.
2. During a well-child checkup, a mother tells Nurse Rio about a recent situation in which her child needed to be disciplined by her husband. The child was slapped in the face for not getting her husband breakfast on Saturday, despite being told on Thursday never to prepare food for him. Nurse Rio analyzes the family system and concludes it is dysfunctional. All of the following factors contribute to this dysfunction except:
- A. Conflictual relationships between parents.
- B. Inconsistent communication patterns.
- C. Rigid, authoritarian roles.
- D. Use of violence to establish control.
Correct answer: C
Rationale: In a dysfunctional family system, conflictual relationships, inconsistent communication patterns, and the use of violence to establish control are factors contributing to dysfunction. However, rigid, authoritarian roles, though also dysfunctional, are not directly linked to the use of violence for control.
3. What tool is used to determine a client’s level of consciousness?
- A. Magnetic resonance imaging (MRI)
- B. Glasgow Coma Scale (GCS)
- C. Central perfusion pressure (CPP)
- D. Intracranial pressure (ICP) monitoring
Correct answer: B
Rationale: The correct answer is B: Glasgow Coma Scale (GCS). The Glasgow Coma Scale is specifically designed to assess a client's level of consciousness by evaluating verbal, motor, and eye-opening responses. Choice A, Magnetic Resonance Imaging (MRI), is a diagnostic imaging tool that provides detailed images of the body's organs and tissues but is not used to assess consciousness levels. Choice C, Central Perfusion Pressure (CPP), and Choice D, Intracranial Pressure (ICP) monitoring, are related to hemodynamic monitoring and intracranial pressure management, not direct assessment of consciousness.
4. Which of the following is a characteristic of osteosarcoma?
- A. Slow-growing tumor that begins in the bone marrow
- B. Solitary tumor that most often affects the metaphyseal region of the femur or tibia
- C. An aggressive tumor most often found in the bone marrow of long bones
- D. A tumor that infiltrates the trabeculae in spongy bone and implants in surrounding tissue
Correct answer: C
Rationale: Osteosarcoma is an aggressive bone tumor that most commonly arises in the bone marrow of long bones, such as the femur or tibia. Choice A is incorrect as osteosarcoma is not a slow-growing tumor but rather a fast-growing one. Choice B is incorrect as osteosarcoma is not typically solitary but can involve multiple lesions. Choice D is incorrect as osteosarcoma primarily affects the medullary (marrow) cavity of bones, rather than infiltrating the trabeculae in spongy bone and surrounding tissue.
5. When planning care for a cardiac patient, the nurse knows that in response to an increased workload, cardiac myocardial cells will:
- A. Increase in size
- B. Decrease in length
- C. Increase in excitability
- D. Increase in number
Correct answer: A
Rationale: The correct answer is A: Increase in size. Cardiac hypertrophy occurs when myocardial cells increase in size to compensate for an increased workload. This adaptation allows the heart to pump more effectively. Choice B, Decrease in length, is incorrect as cardiac cells do not decrease in length in response to increased workload. Choice C, Increase in excitability, is incorrect as increased workload does not lead to an increase in excitability of cardiac cells. Choice D, Increase in number, is incorrect as cardiac cells do not increase in number but rather increase in size to handle the increased workload.
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