Question

Why is there an increased sense of smell when a person stops smoking? Check all that apply. Nerve cells regrow in lungs and airways. Chemicals in smoke alter taste and smell. Built-up tar on tongue and cheeks wears away. Breathing gets easier due to increased mucus production. Amount of oxygen in the blood increases to a normal level.

Answer 1

Nerve cells regrow in lungs and airways

Answer 2

Amount of oxygen in the blood increases to a normal level
Nerve cells regrow in lungs and airways