What is the physiological cause of autism?
What is the physiological cause of autism?
There is no known single cause for autism spectrum disorder, but it is generally accepted that it is caused by abnormalities in brain structure or function. Brain scans show differences in the shape and structure of the brain in children with autism compared to in neurotypical children.
What are the impacts of autism?
Autism spectrum disorder is a condition related to brain development that impacts how a person perceives and socializes with others, causing problems in social interaction and communication. The disorder also includes limited and repetitive patterns of behavior.
What are the characteristics of autistic spectrum disorder?
Autistic disorder Asperger’s disorder PDD-NOS (atypical autism) Rett’s disorder CDD PDDs Delays or abnormal social, language, or play before age 3 6 total characteristics needed for Autistic Disorder with the following pattern:
What are the characteristics of a child with ASD?
Repetitive and characteristic behaviors. Many children with ASD engage in repetitive movements or unusual behaviors such as flapping their arms, rocking from side to side, or twirling. They may become preoccupied with parts of objects like the wheels on a toy truck.
What are the facial features of children with autism?
Children with autism have distinct facial features: Study. The study found children with autism had wider eyes, and a “broader upper face,” compared with typically developing children. According to the study, children with autism also had a shorter middle region of the face – including the nose and cheeks – as well as a wider mouth and philtrum,…
Who are the people on the autism spectrum?
By: Dr. Cathy Pratt, BCBA-D; Updated by: Rachel Hopf, M.A., SLP-CCC, Graduate Assistant and Kelsey Larriba-Quest, M.Ed., Graduate Assistant; While individuals with an autism spectrum disorder (ASD) are unique as anyone else, some common global characteristics exist within the population.