A patient with long-term asthma develops Cushing syndrome. What is the cause of this condition?
Abruptly withdrawing cortisone therapy
Poorly functioning adrenal glands
Lacking ACTH, related to the pituitary gland
Taking corticosteroids for many years
The Correct Answer is D
A. Abruptly withdrawing corticosteroid therapy can lead to adrenal insufficiency, not Cushing syndrome.
B. Poorly functioning adrenal glands cause Addison’s disease, not Cushing syndrome.
C. Lacking ACTH leads to secondary adrenal insufficiency, not Cushing syndrome.
D. Taking corticosteroids for many years can result in exogenous Cushing syndrome due to prolonged exposure to high cortisol levels, which mimic the effects of endogenous Cushing syndrome.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. An insufficient dose of insulin would likely cause hyperglycemia, not hypoglycemia.
B. Sugar substitutes do not affect blood glucose levels significantly and would not lead to hypoglycemia.
C. Birth control pills generally do not cause hypoglycemia.
D. Prolonged exercise increases insulin sensitivity and glucose uptake, which can lead to hypoglycemia if insulin or food intake is not adjusted accordingly. The 2-hour exercise session is the most likely cause of the hypoglycemic episode.
Correct Answer is B
Explanation
A. Protein is important for metabolism, but increasing fiber is more directly beneficial for managing hypothyroidism symptoms.
B. Fiber intake should be increased because hypothyroidism often causes constipation due to a slowed digestive process. A high-fiber diet helps regulate bowel movements and prevent complications like bloating and discomfort.
C. Polyunsaturated fats do not specifically target hypothyroidism symptoms and excessive intake may interfere with thyroid function.
D. Monounsaturated fats are beneficial for overall health but do not directly address the symptoms of hypothyroidism.
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