Question

How does nicotine affect the respiratory system? it increases some reflex actions. it increases muscle action in the airways. it decreases mucus production. it causes breathing to become shallow?

Answer 1

the correct answer is it causes breathing to become shallow..

the first is wrong because it does not increase any reflex actions
the 2nd is wrong because it DECREASES muscle action in the airways
the 3rd is wrong because it INCREASES mucus production

Answer 2

The right answer is it causes breathing to become shallow.

Nicotine is classified as one of the most dangerous neurotoxins. Consumed however in small quantity, phenomena of tolerance and dependency are put in place.

Nicotine accelerates the respiratory rate and decreases the respiratory depth by hindering the transport of oxygen.