Answer:
a) Digestive System
b) Sweat Glands
c) Reproductive system
Explanation:
In a teenage child, the body systems which get most affected by the cystic fibrosis other than respiratory system are
a) Digestive System
b) Sweat Glands
c) Reproductive system
However, it has not yet been very strongly proved but to some extent it is believed that CF even affect the nervous system
Nervous system - It is believed that CF mutation may directly affect the nervous system by causing neural abnormalities.