, Download 1
...Down syndrome Down Syndrome Inserts His/Her Inserts Grade Inserts 24 April 2009
At the beginning of the 20th century, the field of chromosomal disorders was subject to several diverse influences. First, the work of John Langdon Down, gave language development and academic potential cardinal roles in the classification of the children with such disorders. The idiot-imbecile-moron stratification was based largely on levels of language usage: the idiot, mostly mute; the imbecile, limited to a few words for common objects; and the moron, capable of short, focused sentences to express his needs. Currently, severe Down's syndrome is considered to be the result of a major disorder... of the...