ATI RN
Pathophysiology Practice Questions
1. In which patient would the manifestation of a headache be a sign of a serious underlying disorder?
- A. A 55-year-old man with new onset of headaches that are worse at night and reported mood swings according to his family
- B. A 30-year-old woman with a unilateral throbbing headache with photophobia and nausea
- C. A 60-year-old man with his head feeling full and throbbing and muscle aching around his neck and shoulders
- D. A 40-year-old woman who experiences food cravings, gets irritable, and then develops a pulsatile-like headache on the right side of her head
Correct answer: A
Rationale: The correct answer is A. New onset headaches in older adults, especially if worse at night, may indicate a serious condition like a brain tumor. Choice B describes symptoms commonly seen in migraines. Choice C describes tension-type headaches. Choice D describes symptoms of a menstrual migraine which is not typically associated with a serious underlying disorder.
2. Which pathophysiologic process causes the decreased glomerular filtration rate in a patient with acute glomerulonephritis?
- A. Decreased renal-induced constriction of the renal arteries
- B. Immune complex deposition, increased capillary permeability, and cellular proliferation
- C. Necrosis of 70% or more of the nephrons secondary to increased kidney interstitial hydrostatic pressure
- D. Scar tissue formation throughout the proximal convoluted tubule secondary to toxin-induced collagen synthesis
Correct answer: B
Rationale: The correct answer is B: Immune complex deposition, increased capillary permeability, and cellular proliferation. In acute glomerulonephritis, immune complexes deposit in the glomerulus, leading to inflammation, increased capillary permeability, and cellular proliferation. These processes collectively reduce the glomerular filtration rate. Choices A, C, and D do not accurately describe the pathophysiologic process in acute glomerulonephritis. Decreased renal-induced constriction of the renal arteries, necrosis of nephrons due to increased kidney interstitial hydrostatic pressure, and scar tissue formation in the proximal convoluted tubule are not the primary mechanisms responsible for the decreased filtration rate in this condition.
3. A hemoglobin electrophoresis is done to evaluate for sickle cell disease. The report reveals the person has HbAS, which means the person:
- A. is normal with no sickle cell disease.
- B. is a sickle cell carrier.
- C. has sickle cell anemia.
- D. has thalassemia.
Correct answer: B
Rationale: The correct answer is that the person is a sickle cell carrier. In HbAS, 'Hb' stands for hemoglobin, 'A' indicates normal hemoglobin, and 'S' indicates the sickle cell trait. Individuals with HbAS are carriers of the sickle cell trait but do not have sickle cell disease. Choice A is incorrect because having the sickle cell trait means carrying the gene for sickle cell disease. Choice C is incorrect as sickle cell anemia is a different condition where individuals have two copies of the abnormal hemoglobin gene, resulting in the disease. Choice D is incorrect because thalassemia is a separate genetic disorder affecting the production of hemoglobin, not related to the sickle cell trait.
4. Identify which conditions are due to excessive immune response.
- A. Allergies and onychomycosis
- B. Type II diabetes and smallpox
- C. Chronic renal failure and macular degeneration
- D. Allergies and rheumatoid arthritis
Correct answer: D
Rationale: The correct answer is D: Allergies and rheumatoid arthritis. Allergies are caused by an excessive immune response to harmless substances, while rheumatoid arthritis is an autoimmune disorder where the immune system attacks the body's tissues, leading to inflammation and joint damage. Choices A, B, and C are incorrect. Onychomycosis is a fungal infection of the nails, Type II diabetes is a metabolic disorder not primarily related to immune response, smallpox is a viral infection, chronic renal failure is a kidney condition, and macular degeneration is an eye disorder, none of which are directly linked to excessive immune response.
5. A group of nursing students at Nurseslabs University is currently learning about family violence. Which of the following is true about the topic mentioned?
- A. Family violence affects every socioeconomic level.
- B. Family violence is caused by drugs and alcohol abuse.
- C. Family violence predominantly occurs in lower socioeconomic levels.
- D. Family violence rarely occurs during pregnancy.
Correct answer: A
Rationale: The correct answer is A: Family violence affects individuals across all socioeconomic levels. Family violence is not limited to any specific socioeconomic level; it can happen in any family, regardless of their economic status. Choice B is incorrect because while substance abuse can contribute to family violence, it is not the sole cause. Choice C is incorrect as family violence can occur in families from all socioeconomic backgrounds. Choice D is incorrect as family violence can indeed occur during pregnancy, posing serious risks to both the mother and the unborn child.
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