A patient with Addison's disease is likely to have which electrolyte imbalance?

Hypokalemia

Hyperkalemia

Hyponatremia

Hypernatremia

Answer and Explanation

Correct Answer : B,C

(A) Hypokalemia: Addison’s disease does not cause potassium loss.

(B) Hyperkalemia: Addison’s disease involves adrenal insufficiency, leading to low aldosterone levels. Aldosterone normally promotes potassium excretion; without it, potassium accumulates in the blood.

(C) Hyponatremia: Lack of aldosterone also prevents sodium retention, leading to excess sodium loss in urine and low sodium levels.

(D) Hypernatremia: Sodium levels are low due to excessive sodium excretion.

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Correct Answer is B

Explanation

(A) Achondroplasia: Causes short stature due to impaired bone growth.

(B) Marfan Syndrome: An autosomal dominant connective tissue disorder associated with tall stature, long limbs, and aortic aneurysm risk.

(C) Cystic Fibrosis: Affects the lungs and pancreas but does not cause tall stature or cardiovascular issues.

(D) Huntington’s Disease: Affects the nervous system, causing movement disorders, not tall stature.

A. prevent constipation. B. minimize gingival hyperplasia. C. prevent recurrent chest pain D. reduce flushing.

Correct Answer is C

Explanation

(A) Prevent constipation: Calcium channel blockers can cause constipation, but metoprolol does not prevent it.

(B) Minimize gingival hyperplasia: Gingival hyperplasia is a side effect of calcium channel blockers, but metoprolol does not counteract it.

(C) Prevent recurrent chest pain: Nifedipine can cause reflex tachycardia, which increases myocardial oxygen demand. Metoprolol (a beta-blocker) prevents this by slowing the heart rate and reducing myocardial workload, thereby preventing angina.

(D) Reduce flushing: Flushing is a side effect of nifedipine, but metoprolol is not used for this purpose.

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A patient with Addison's disease is likely to have which electrolyte imbalance?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Which of the following genetic disorders is characterized by tall stature, long limbs, and cardiovascular complications such as aortic aneurysm?

Correct Answer is B

Explanation

An Angina Pectoris patient begins taking nifedipine [Procardia] a calcium channel blocker, along with metoprolol, to treat hypertension. The nurse understands that metoprolol is used to:

Correct Answer is C

Explanation

A patient taking hydrochlorothiazide is also prescribed digoxin. Which lab value should the nurse monitor closely?

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A patient with Addison's disease is likely to have which electrolyte imbalance?

Which of the following is a characteristic feature of X-linked recessive disorders?