Question

list 3 functions for oxygen in the human body

Answer 1

Answer:

Allows you to talk and to smell.

Warms air to match your body temperature and moisturizes it to the humidity level your body needs.

Delivers oxygen to the cells in your body.

Removes waste gases, including carbon dioxide, from the body when you exhale.

(extra answer-Removes waste gases, including carbon dioxide, from the body when you exhale.)