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Jacob Reyes
on Nov 23, 2024

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The effects of untreated phenylketonuria (PKU) are

A) markedly increased blood levels of phenylalanine, resulting in obsessive-compulsive disorder in adulthood.
B) markedly increased blood levels of phenylalanine, resulting in severe mental retardation.
C) markedly increased blood levels of phenylalanine, resulting in severe dyslexia.
D) markedly increased blood levels of glycogen, resulting in severe dyslexia.
E) markedly increased blood levels of glycogen, resulting in severe mental retardation.

Phenylketonuria (PKU)

A genetic disorder caused by a defect in the gene responsible for processing the amino acid phenylalanine, leading to its accumulation and resulting in cognitive disability if untreated.

Phenylalanine

An essential amino acid that is a precursor for neurotransmitters such as dopamine and norepinephrine, important for brain function.

Mental Retardation

An outdated term for intellectual disability, characterized by below-average intellectual ability and a lack of skills necessary for day-to-day living.

  • Elucidate the role and workings of neurotransmitters in modulating brain function and behavioral responses.
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William GaffeyNov 25, 2024
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