Which process only occurs in the lower respiratory system?

Lower respiratory tract anatomy

Explanation:

The lower respiratory system, or lower respiratory tract, consists of the trachea, the bronchi and bronchioles, and the alveoli, which make up the lungs. These structures pull in air from the upper respiratory system, absorb the oxygen, and release carbon dioxide in exchange.

if you know the heimlich maneuver, go ahead and do that. if you don't ask if anyone else does, if not, call 911

hope this fam!

give me one of those golden crowns

~coco

answer: when you start thinking negitivly and start having suicidal thoughts

or harming yourself, sadness is part of depression as well as fear and anger combined