All but one of the following are signs of the marf

ATI LPN

ATI LPN Test Bank

All but one of the following are signs of the marfan's syndrome:

A. long & thin extremities B. inherited as a dominant trait C. aortic stenosis D.

Correct Answer: C

Rationale: Marfan syndrome features long extremities and autosomal dominant inheritance; aortic dilation, not stenosis, is typical.

Diazoxide

A. poor response to insulin at fat cell B. destruction of endogenous insulin C. inhibition of insulin release D. increased hepatic glycogenolysis

Correct Answer: C

Rationale: Diazoxide inhibits insulin release, raising blood glucose.

Of the following. Pellagra is due to deficiency of:

A. thiamine B. pantothenic acid C. riboflavin D. nicotinic acid (niacin)

Correct Answer: D

Rationale: Pellagra results from niacin (vitamin B3) deficiency, causing dermatitis, diarrhea, and dementia.

All but one of the following are true of multiple sclerosis:

A. weakness in the lower extremities B. ataxia C. paresthesias D. severe impairment of cutaneous sensation

Correct Answer: D

Rationale: Multiple sclerosis rarely causes severe cutaneous sensory loss; it typically affects motor and deep sensation.

Grand mal seizures

A. temporal lobe B. brief lapse of consciousness C. single muscle group D. aura (prodrome)

Correct Answer: D

Rationale: Grand mal seizures often have an aura preceding generalized convulsions.

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