A 2-Week-Old Infant Presents with Vomiting, Lethargy, and Convulsions Without

question 6

Multiple Choice

A 2-week-old infant presents with vomiting, lethargy, and convulsions without evidence of an infectious process.Laboratory examination reveals hyperammonemia with alkalosis.Glutamine, citrulline, and arginine levels are found elevated in the blood.The enzyme that is most likely deficient in this patient is:

• A)Arginase.
• B)Carbamoyl-phosphate synthetase I.
• C)Arginosuccinate lyase.
• D)Ornithine transcarbamoylase.
• E)Arginosuccinate synthetase.

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Definitions:

Faulty Response

An incorrect or inappropriate reaction or answer given in response to a question, situation, or stimulus.

Direct Coping

A method of dealing with stress by tackling problems head-on and attempting to solve them directly.

Indirect Coping

Strategies that involve dealing with stress and problems in a less direct manner, such as through avoidance, distraction, or seeking support from others.

Defensive Coping

Strategies employed to protect oneself from psychological harm by minimizing stress or conflict.