ATI RN
ATI Pathophysiology Exam 1
1. What property is found in clients with metastatic cancer?
- A. Tumors that are well encapsulated
- B. Tumors with slow, stable growth
- C. Cells that are genetically stable
- D. Cells invading local tissue and overrunning neighboring cells
Correct answer: D
Rationale: Metastatic cancer is characterized by cells that invade local tissue and overrun neighboring cells. Therefore, the correct answer is D. Choices A, B, and C are incorrect because metastatic cancer is associated with aggressive behavior where cells invade and spread to other parts of the body, rather than being well encapsulated, growing slowly, or being genetically stable.
2. A 55-year-old male patient is taking finasteride (Proscar) for benign prostatic hyperplasia (BPH). What patient teaching should the nurse provide regarding the use of this medication?
- A. Avoid taking over-the-counter antacids while on this medication.
- B. This medication may decrease libido.
- C. This medication may take several months to improve symptoms.
- D. This medication may cause increased hair growth.
Correct answer: C
Rationale: Correct Answer: The nurse should inform the patient that finasteride may take several months to improve symptoms of BPH. It is essential for patients to understand the delayed onset of action to manage their expectations and compliance. Choice A is incorrect because there is no significant interaction between finasteride and over-the-counter antacids. Choice B is incorrect as finasteride is more commonly associated with decreased libido rather than increased libido. Choice D is incorrect as finasteride is known to reduce hair growth rather than increase it.
3. Mrs. Mendoza is a 75-year-old client who has dementia of the Alzheimer’s type and confabulates. The nurse understands that this client:
- A. Denies confusion by being jovial.
- B. Pretends to be someone else.
- C. Rationalizes various behaviors.
- D. Fills in memory gaps with fantasy.
Correct answer: D
Rationale: Confabulation, a common symptom in dementia, involves filling in memory gaps with fabricated stories rather than intentionally pretending to be someone else (Choice B), denying confusion by being jovial (Choice A), or rationalizing various behaviors (Choice C). Confabulation is not a deliberate act but a memory error that results in the creation of false memories.
4. Muscular dystrophy is a result of an abnormality of the muscle protein:
- A. glycoprotein
- B. dystrophin
- C. troponin
- D. actinomyosin
Correct answer: B
Rationale: Muscular dystrophy is primarily caused by mutations in the gene that provides instructions for making the protein dystrophin. Dystrophin plays a crucial role in maintaining the structure of muscle fibers. Glycoprotein is a general term for proteins with sugar molecules attached, not specifically related to muscular dystrophy. Troponin is a protein involved in muscle contraction regulation, and actinomyosin is not a specific muscle protein but a complex formed during muscle contraction. Therefore, the correct answer is dystrophin.
5. A 57-year-old male presents to his primary care provider with a red face, hands, feet, ears, headache, and drowsiness. A blood smear reveals an increased number of erythrocytes, indicating:
- A. Leukemia
- B. Sideroblastic anemia
- C. Hemosiderosis
- D. Polycythemia vera
Correct answer: D
Rationale: In this case, the symptoms of a red face, hands, feet, ears, headache, and drowsiness along with an increased number of erythrocytes in the blood smear are indicative of polycythemia vera. This condition is characterized by the overproduction of red blood cells, leading to symptoms related to increased blood volume and viscosity. Leukemia (Choice A) is a cancer of the blood and bone marrow, but the presentation described here is more suggestive of polycythemia vera. Sideroblastic anemia (Choice B) is characterized by abnormal iron deposits in erythroblasts, not an increased number of erythrocytes. Hemosiderosis (Choice C) refers to abnormal accumulation of iron in the body, not an increase in red blood cells as seen in polycythemia vera.
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