Which of the following are considered to be organic origins of mental retardation

Question

Quizplus · Accepted Answer

Phenylketonuria and Fragile X syndrome are both genetic conditions that can result in mental retardation. Fragile X syndrome is caused by a mutation on the X chromosome and phenylketonuria is an inherited disorder that affects the breakdown of the amino acid phenylalanine. Down syndrome is also a genetic condition that can lead to mental retardation, but socio-economic status, lower-quality schooling, and hydrocephaly are not organic origins of mental retardation.

Which of the Following Are Considered to Be Organic Origins