While reviewing lab results,to help confirm a diagnosis of cystic fibrosis in a 1-year-old child which substance will be present in the child's sweat?
A) Potassium
B) Sodium chloride
C) Magnesium
D) Carbonic acid

Question

Quizplus · Accepted Answer

The standard method of diagnosis is the sweat test,which reveals sweat chloride concentration in excess of 60 mEq/L.
Sodium chloride,not potassium,is present in the sweat.
Sodium chloride,not magnesium,is present in the sweat.
Sodium chloride,not carbonic acid,is present in the sweat.

While Reviewing Lab Results,to Help Confirm a Diagnosis of Cystic