Hypoglycemia exists by definition when the blood g

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ATI LPN Test Bank

Hypoglycemia exists by definition when the blood glucose falls below:

A. 20 mg per 100 ml B. 50 mg per 100 ml C. 75 mg per 100 ml D. 100 mg per 100 ml

Correct Answer: B

Rationale: Hypoglycemia is defined as blood glucose <50 mg/dL, where symptoms typically manifest.

Following the birth of a child a women develops symptoms of adrenal and thyroid insufficiency, the most likely cause is:

A. toxemia of pregnancy B. congenital hypopituitarism C. post partum bleeding D. post partum sepsis

Correct Answer: C

Rationale: Postpartum pituitary necrosis (Sheehan's syndrome) from bleeding causes adrenal and thyroid insufficiency.

There is a high incidence of peptic ulcer associated with:

A. hyperthyroidism B. hyperparathyroidism C. hypoparathyroidism D. pseudo- hypoparathyroidism

Correct Answer: B

Rationale: Hyperparathyroidism increases gastric acid secretion via hypercalcemia, raising peptic ulcer risk.

Hyperparathyroidism

A. low phosphorus B. high phosphorus C. low serum potassium D. Purpura

Correct Answer: A

Rationale: Hyperparathyroidism lowers serum phosphorus via renal excretion.

Subacute bacterial endocarditis

A. liver chemistries abnormal B. abdominal pain C. eosinophilia D. blood culture

Correct Answer: D

Rationale: SBE is diagnosed with positive blood cultures showing causative organisms.

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