Mental retardation refers to a condition in which the level of intelligence is significantly lower than that of a person of the same age during the developmental period. Generally, an IQ of 70 or less is considered mentally retarded. Mental retardation is mainly divided into four categories: mild, moderate, severe, and very severe, and each category has its own different manifestations and behavioral definitions.
The main manifestations of mental retardation in children are as follows:
1.Mild mental retardation:IQ at 52 67. It is manifested as developmental delay, late language development, little difficulty in using words in life, poor comprehension and analysis ability, and backward learning and Xi performance. With training and help, you can take on simple jobs and support yourself.
2.Moderate mental retardation:IQ at 36 51. Early developmental retardation, backward walking, speaking, urine and urine control, poor vocabulary, slurred words, and poor expression skills. Intervention training is required and general work is required.
3.Severe mental retardation:IQ at 20 35. The child is developmentally retarded in all aspects, does not respond to the surrounding things, has severe motor and sensory impairments, cannot speak, cannot take care of himself, and needs lifelong supervision.
4.Extremely severe mental retardation:The child has no ability to take care of himself, likes to repeat monotonous and meaningless movements, has a sluggish expression, has impaired emotional expression, cannot control his bowel and bowel movements, and needs complete care.
If the child has mental retardation, it should be diagnosed in time**, and targeted training should be carried out according to the specific situation of the child.