Which of the following genetic disorders is characterized by tall stature, long limbs, and cardiovascular complications such as aortic aneurysm?
Achondroplasia
Marfan Syndrome
Cystic Fibrosis
Huntington's Disease
The Correct Answer is B
(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.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","D"]
Explanation
(A) Constipation: Hypocalcemia causes increased GI motility, leading to diarrhea, not constipation.
(B) Trousseau's sign: Carpal spasm when inflating a BP cuff is a classic sign of hypocalcemia.
(C) Positive Chvostek’s sign: Facial twitching when tapping the facial nerve suggests hypocalcemia.
(D) Muscle spasms: Hypocalcemia increases neuromuscular excitability, leading to spasms and cramps.
(E) Shortened QT interval: Hypocalcemia prolongs the QT interval, while hypercalcemia shortens it.
Correct Answer is A
Explanation
(A) Edema: Excess fluid accumulates in tissues, leading to swelling.
(B) Tachycardia: While tachycardia can occur in various conditions, it is not a primary symptom of hypervolemia.
(C) Reduced Skin Turgor: Seen in dehydration (hypovolemia), not fluid overload.
(D) Hypotension: Hypervolemia increases blood pressure, not lowers it.
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