Question

I need help asap



How does nicotine affect the respiratory system?


It decreases mucus production.


It causes breathing to become shallow.


It increases muscle action in the airways.


It increases some reflex actions.

Answer 1

Answer:

It can cause your breathing to become shallow

In my experience

Answer 2

It increases muscle actions within the airway, it also cause an increase in mucus production, it may also cause breathing to become shallow.