overview of Intellectual Disability, Type, Classification, Degree of Intellectual Disability, Definitions

1. • DONOT USE MEDICAL AND TECHNICAL TERMS,
• Using the videos & Image give simple explanations of each of the
types along with few prominent features..
Ambuj Kushawha
Akshar Trust

7. Chromosomal Abnormalities
• Down syndrome (sometimes called Down’s syndrome) is a condition in
which a child is born with an extra copy of their 21st chromosome — hence
its other name, trisomy 21. This causes physical and mental developmental
delays and disabilities.
Down’s syndromes
• mild to severe intellectual disability. It affects both males and females, but
females usually have milder symptoms.
Fragile X syndrome
• trisomy X and 47,XXX, is characterized by the presence of an
extra X chromosome in each cell of a female. Those affected are often taller
than average. Usually there are no other physical differences and normal
fertility.
Trisomy X syndrome
• Turner syndrome, a condition that affects only females, results when one of
the X chromosomes (sex chromosomes) is missing or partially missing.
Turner’s syndrome

8. S.No
.
IQ Intelligence quotient Degree (IQ)
1. Gifted 120-135
2. Genius 115-120
3. Superior 110-115
4. Average 90-110
5. Border line 90-70
6. Mild 70-50
7. Moderate 50-35
8. Severe 50-35
9. Severe to Profound 35-20
10. Profound 20 Below

9. Classification