Cystic Fibrosis

Question 1

summary of cystic fibrosis

Answer 1

an inherited disease characterised by the build up of thick, sticky mucus that can damage many of the body’s organs

Question 2

symptoms or characteristics

Answer 2

wheezing 
breathlessness
decreased ability to exercise
repeated lung infections
inflamed nasal passages
persistent cough (thick spit + mucus)
foul smelling, greasy stool
poor weight gain and growth
intestinal blockage (infancy)
severe constipation

Question 3

inheritance

Answer 3

• inherited from child’s parents (only have one mutated gene don’t show symptoms)
• autosomal recessive pattern (both copies of gene in each cell have mutations)
• need to inherit one copy from each parent to inherit disease
• if only one is copied they become carriers

Question 4

risk factors

Answer 4

• family history

- race: white people of northern european ancestry