After reading this article you will learn about the meaning of mental retardation. The term mental retardation is of recent origin and emerged after medical, biological and psychological sciences accumulated enough knowledge. Earlier such people were referred to as "feeble minded or mentally deficient" implying that their conditions could not be improved and their cause was attributed to sin, heredity [...]
This article throws light upon the four levels of mental retardation in humans. The levels are: 1. Mild Mental Retardation 2. Moderate Retardation 3. Severe Retardation 4. Profound Mental Retardation. Level # 1. Mild Mental Retardation: About 90 per cent of the mentally retarded persons are found to belong to this category. They have I.Qs of 55 to 69. They [...]
Mental Retardation: Clinical Classification of Mental Retardation are as follows: 1. Mongolism 2. Cretinism 3. Microcephaly 4. Hydrocephaly 5. Phenylketonuria (PKU) 6. Turner Syndrome. Mental retardation can be classified not only on the basis of the level of intelligence, but also on the basis of their clinical symptoms. […]