The following information should be used to answer the following questions.
Cystic fibrosis is a genetic disease in humans in which chloride ion channels in cell membranes are missing or nonfunctional.
-Which of the following would you expect to be a problem for someone with nonfunctional chloride channeling?
A)inadequate secretion of mucus
B)buildup of excessive secretions in organs such as lungs
C)buildup of excessive secretions in glands such as the pancreas
D)sweat that includes no NaCl
E)mental retardation due to low salt levels in brain tissue

Question

Quizplus · Accepted Answer

Chloride ions are necessary for the proper secretion of mucus. Without functional chloride channels, mucus becomes thick and sticky, leading to a buildup of excessive secretions in organs such as the lungs.

The Following Information Should Be Used to Answer the Following