Down'S Syndrome Test

A young adult having Down’s syndrome may have an average IQ of 50, which is similar to the mental stage of a nine year child. In 1862, John Langdon Down, an English physician, first characterized the Down syndrome as a different type of mental disability. Down’s syndrome can be diagnosed at the time of pregnancy through parental screening.

A young adult having Down’s syndrome may have an average IQ of 50, which is similar to the mental stage of a nine year child. In 1862, John Langdon Down, an English physician, first characterized the Down syndrome as a different type of mental disabi ... More