ATI RN
ATI Pathophysiology Exam 1
1. A male patient is being treated with sildenafil (Viagra) for erectile dysfunction. What condition would contraindicate the use of this medication?
- A. Peptic ulcer disease
- B. History of myocardial infarction
- C. Recent use of antihypertensive medications
- D. Use of nitrates
Correct answer: D
Rationale: The correct answer is D: Use of nitrates. Sildenafil (Viagra) is contraindicated in patients taking nitrates due to the risk of severe hypotension. Nitrates and sildenafil both cause vasodilation, and the combination can lead to a dangerous drop in blood pressure. Choice A, peptic ulcer disease, is not a contraindication for sildenafil use. Choice B, a history of myocardial infarction, is not a contraindication unless the patient is also taking nitrates. Choice C, recent use of antihypertensive medications, is not a contraindication but requires caution as the combination can lead to additive effects lowering blood pressure.
2. A family member expresses concern to a nurse about behavioral changes in an elderly aunt. Which would cause the nurse to suspect a cognitive impairment disorder?
- A. Decreased interest in activities that she once enjoyed
- B. Fear of being alone at night
- C. Increased complaints of physical ailments
- D. Problems with preparing a meal or balancing her checkbook
Correct answer: D
Rationale: The correct answer is D. Problems with tasks like meal preparation and balancing a checkbook can indicate cognitive impairment, as these activities involve cognitive functions such as memory, attention, and executive function. Choices A, B, and C are less indicative of cognitive impairment. Decreased interest in activities and increased complaints of physical ailments may be related to other factors like depression, while fear of being alone at night could be due to anxiety or other psychological issues.
3. A nurse is educating a client with peripheral artery disease (PAD). Which statement made by the client indicates a need for further teaching?
- A. I should avoid walking for long periods to prevent leg pain.
- B. I should inspect my feet daily for any sores or wounds.
- C. I should wear compression stockings to improve circulation.
- D. I should avoid smoking to prevent further damage to my arteries.
Correct answer: A
Rationale: The correct answer is A. Walking is crucial in improving circulation in peripheral artery disease; therefore, the client should not avoid walking for long periods. Choices B, C, and D are correct statements for a client with PAD. Inspecting feet daily helps in early detection of sores or wounds, wearing compression stockings improves circulation, and avoiding smoking helps prevent further damage to arteries in PAD.
4. A woman suffers from amenorrhea. Which of the following medications will most likely be prescribed?
- A. Testosterone
- B. Follicle-stimulating hormone
- C. Estrogen
- D. Lactate
Correct answer: C
Rationale: Estrogen is the correct answer. Amenorrhea, the absence of menstruation, is often due to hormonal imbalances. Estrogen plays a crucial role in regulating the menstrual cycle. Prescribing estrogen can help address these hormonal imbalances and restore menstrual cycles. Testosterone (Choice A) is not typically prescribed for amenorrhea in women as it can further disrupt hormonal balance. Follicle-stimulating hormone (Choice B) is involved in stimulating ovulation and follicle development, not the primary treatment for amenorrhea. Lactate (Choice D) is not a medication used to treat amenorrhea.
5. What causes type I diabetes?
- A. Overproduction of insulin from the beta cells of the pancreas
- B. Destruction of the beta cells within the pancreas, resulting in an inability to produce insulin
- C. Loss of insulin receptors on the target cells, resulting in insulin resistance
- D. A pituitary tumor in the brain, resulting in increased antidiuretic hormone production
Correct answer: B
Rationale: Type I diabetes is caused by the destruction of the beta cells in the pancreas, leading to an inability to produce insulin. This results in a lack of insulin, leading to hyperglycemia. Choice A is incorrect as type I diabetes is characterized by a deficiency of insulin production, not overproduction. Choice C describes the pathophysiology of type 2 diabetes, where insulin receptors become less responsive to insulin. Choice D is unrelated to type I diabetes as it describes a pituitary tumor causing increased antidiuretic hormone production.
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