An environmental factor that can contribute to a birth defect could be:

Genetic counseling is a way to determine if a birth defect is a possibility.

A general term for a variety of problems of the motor system.

A gap of the upper lip or palate that causes problems eating, swallowing, speech, and appearance.

Malformed red blood cells interfere with the supply of oxygen to parts of the body.

A progressive weakness and shrinking of the muscles.

An incomplete spinal cord may lead to stiff joints, partial paralysis, and problems with kidneys and urinary tract.

Affects respiratory and digestive systems.

A condition in which the body is unable to process and use a specific protein present nearly in all foods.

There is no known cure for Cystic Fibrosis.

There is a cure for Muscular Dystrophy.

The damage to the brain caused by Cerebral Palsy is irreversible.

Surgery can correct Tay Sachs Disease.

Treatments for Down Syndrome include:

Physical therapy for Muscular Dystrophy can minimize the disability.

What is the cause of down syndrome?

Spina Bifida is apparent at birth.

Taking a folic acid supplement during pregnancy may reduce the incidence of this birth defect:

An amniocentesis is the process of withdrawing a sample of amniotic fluid surrounding the unborn baby.