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The old and still popular terms were adjusted downward from normal- Moron ( high and low grade) Imbecile, and Idiot. for some reason Moron and Idiot remain in popular usage but imbecile, even in slang usage is rarely used.

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14y ago
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13y ago

mild, moderate, severe, and profound. These categories are based on the person's level of functioning.

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14y ago

Profound mental retardation: Below 20 Severe mental retardation: 20-34 Moderate mental retardation: 35-49 Mild mental retardation: 59-60 Borderline intellectual functioning: 70-79

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Q: What are the four degrees of mental retardation?
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Related questions

The genetic disorder characterized by varying degrees of mental retardation is known as?

down syndrome


Does over-study causes mental retardation?

Overstudy does not cause mental retardation.


What are the effects on the developing foetus of four named harmful agents?

mental retardation,congenital anomalies


How common is mental retardation?

TThere are quite high as it comes in different types of mental retardation.


Exposure to what element can cause mental retardation?

Exposure to lead can also cause mental retardation.


Can you give me a literature review on mental retardation and depression?

literature review on mental retardation with reference


How many people die from mental retardation?

Mental retardation occurs in 2.5-3% of the general population.


How many kinds of retardation is there?

Mental retardation has different levels. There is Mild intellectual disability; moderate intellectual disability; severe intellectual disability; and Profound intellectual disability.https://www.floridahospital.com/mental-retardation-mr/symptoms-and-signs-mental-retardation


How often does autism result in mental retardation?

The two conditions are not at all related. Autism does not cause mental retardation.


Why do some people have mental retardation?

because some ppl are born with birth defects like mental retardation


What is the association between mental retardation and cerebral palsy?

About one-third of individuals with CP have moderate-to-severe mental retardation, one-third have mild mental retardation, and one-third have normal intelligence.


Is the marriage of two relatives couple causes mental retardation in their children in afamily has case history of mental retardation?

yes