Which best describes carbon dioxide's path out of the body?
O
O
nose → pharynx → larynx → trachea → bronchus → alveoli
alveoli → trachea → bronchus → larynx → pharynx → nose
alveoli → bronchus → trachea - larynx pharynx → nose
nose → larynx → pharynx → trachea → bronchus → alveoli
53
0
O