All the following are characteristic of Cushing's

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ATI LPN Test Bank

All the following are characteristic of Cushing's disease, except:

A. osteoporosis B. Polycythemia C. hypertension D. low serum CO_2 combining power

Correct Answer: D

Rationale: Cushing's disease (pituitary-driven) causes alkalosis (high CO2 combining power) from cortisol excess, not low CO2.

The eye lesion most characteristic of diabetes is:

A. flame hemorrhage B. papilledema C. capillary aneurysm D. cataracts

Correct Answer: C

Rationale: Diabetic retinopathy features microaneurysms (capillary aneurysms) as an early, characteristic sign.

Hyperlipidemia can be seen in:

A. essential hypercholesterolemia B. atherosclerosis C. all of these D. pheochromocytoma

Correct Answer: A

Rationale: Essential hypercholesterolemia and myxedema (hypothyroidism) cause hyperlipidemia; pheochromocytoma does not.

Adreno-cortical steroids can be classified in all but one:

A. mineralo-corticoids B. amino- corticoids C. gluconeogenic corticoids D. glucocorticoids

Correct Answer: B

Rationale: Amino-corticoids' is not a recognized class; corticosteroids include mineralocorticoids, gluconeogenic, and glucocorticoids.

Spherocytic anemia

A. eosinophilia B. Kayser-Fleischer ring C. cholelithiasis D. joint pain

Correct Answer: C

Rationale: Hereditary spherocytosis leads to cholelithiasis from hemolysis and bilirubin stones.

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