Results of Biochemical Tests Indicate an Infant Has Phenylketonuria (PKU)

question 3

Multiple Choice

Results of biochemical tests indicate an infant has phenylketonuria (PKU) .The parents ask what PKU means.Correct responses would include all the following except PKU

• A) is an enzyme deficiency resulting in the inability to metabolize phenylalanine.
• B) is an inborn error of metabolism.
• C) results from a chromosome abnormality called nondisjunction.
• D) is transmitted as an autosomal-recessive disorder.

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Definitions:

Integrating Information

The process of synthesizing and combining different pieces of data and knowledge to form a comprehensive understanding or solution.

Neurons

Specialized cells of the nervous system that transmit information throughout the body via electrical and chemical signals.

Action Potential

A temporary shift in the electrical charge of a neuron's membrane, leading to the transmission of a nerve impulse.

Electrical Signal

The transmission of information through neurons or other cells using changes in voltage or electric current.