A defective recessive gene causes the body to produce abnormally thick mucus in lungs

Welcome Doctors!

to the National Conference on

Genetic Disorders

What causes Cystic Fibrosis?

A defective recessive gene causes the body to produce abnormally thick mucus in lungs.

What are symptoms of

Cystic Fibrosis?

1.Coughing2.Short of breath3.Nausea4.Increased mucus

This is a recessive trait.

You’re only affected if you have a double recessive. Ex. ff

Dad is Ff Mom is Ff

Affected kid is ff

What causes Down

Syndrome?

Down Syndrome is caused by an extra chromosome # 21

What are symptoms of

Down Syndrome?

1.Flattened facial features2.Mental retardation3.Short stature4.Smaller head

One in every 691 live births is a child with Down syndrome

These are pictures of children with Down Syndrome

What causes Hemophillia?

Hemophillia is caused by a defective gene- results in blood not clotting properly.

What are symptoms of

Hemophillia?

1.Frequent breathlessness2.Shooting abdominal pain3.Fever4.paleness

Hemophilia has often been called the "Royal Disease." Queen Victoria of England was a carrier of the hemophilia gene and passed the disease on to several royal families.

What causes Klinefelter

Syndrome?

Klinefelter Syndrome is caused by an extra “X” chromosome in males

What are symptoms of

Klinefelter Syndrome?

1.Low levels of testosterone

2.Less facial hair3.Sterile (can’t have

children)4.Wide hips

•Normal males have XY sex chromosomes

•Males with Klinefelter have XXY sex chromosomes