Causes and Contributors. Common causes of developmental disabilities include genetic or chromosomal abnormalities, substance exposure, preterm birth, low birth weight and specific infectious diseases. Environmental toxicants have the ability to play a role in each of these causal mechanisms.
What are the environmental causes of disabilities?
Other environmental neurotoxicants that have been shown to produce developmental neurotoxicity include polychlorinated biphenyls (PCBs), dioxins, pesticides, ionizing radiation, environmental tobacco smoke, and maternal use of alcohol, tobacco, marijuana and cocaine.
What are some causes of developmental disabilities?
What Causes Developmental Disabilities?
- Drug or alcohol abuse during pregnancy.
- Genetic disorders such as Down Syndrome or Fragile X syndrome.
- Accidents during infancy or childhood that cause trauma to the brain.
- Infectious diseases.
- Abuse and neglect.
What are some environmental causes of intellectual disabilities?
The most common known preventable or environmental cause of intellectual disability is fetal alcohol syndrome, the most common chromosomal cause is Down syndrome, and the most common genetic cause is Fragile X syndrome.
How does the environment affect a disability?
Environmental factors make up the physical, social and attitudinal environment in which people live and conduct their lives, and influence the experience of disability both at the body level (function and structure) and in terms of the activities they do and the areas of life in which they participate.
What are environmental disabilities?
Environmental disabilities relate to an individual’s restricted tolerance of environmental influences such as climatic features, illumination, noise, pollutants, working hours and speed.
What is a disability environment?
A fair amount of disability is often born from an environment that lacks role models and supporting networks and systems that give people the opportunity to practice good health behaviors. … Environmental disability is caused by multiple factors that result in the inability of people to engage in healthy behaviors.
What is the most common developmental disability?
The most common developmental disability is intellectual disability. Cerebral palsy is the second most common developmental disability, followed by autism spectrum disorder.
What are 3 causes of intellectual disabilities?
The three major known causes of intellectual disability are Down syndrome, Fetal Alcohol Spectrum Disorder (FASD) and Fragile X syndrome.
Which level of intellectual disability is primarily caused by environmental factors as opposed to biological factors?
Intellectual disability is defined as significant limitations in cognitive and adaptive functioning. The severity is classified as mild, moderate, severe, and profound, based on various measures of functioning and clinical judgment. Mild intellectual disability is primarily due to environmental risk factors.
What are two preventable causes of intellectual disability?
The leading causes are Autism, Down syndrome, Fragile X syndrome, and fetal alcohol syndrome or FAS. Among these, the only preventable cause is fetal alcohol syndrome. Medical conditions that lead to intellectual disabilities fall into three groups.
What are environmental barriers disability?
Definition. Environmental Barriers often limit or prevent a person with a disability from fully participating in social, occupational and recreational activities. For a wheelchair-user, environmental barriers may include stairs, narrow doorways, heavy doors, or high counter tops.
What are the environmental barriers examples?
The major environmental / physical barriers are Time, Place, Space, Climate and Noise.
What are environmental modifications?
Environmental Modifications (E-mods) are internal and external physical adaptations to the home, which are necessary to ensure the health, welfare and safety of the waiver participant. These modifications enable the waiver participant to function with greater independence and prevent institutionalization.