Cystic fibrosis a. Is diagnosed by the measurement of elevated chloride concentration in sweat following iontophoresis b. Is a very uncommon genetic disease c. Is caused by only a single type of...

Cystic fibrosis

a. Is diagnosed by the measurement of elevated chloride concentration in sweat following iontophoresis

b. Is a very uncommon genetic disease

c. Is caused by only a single type of mutation in the CF trans membrane regulator (CFTR) gene

d. Is characterized by thin, watery mucous secretions in the lungs and pancreatic ducts