Homeworks Flashcards
1
Q
What are the organs found in the breathing system?
A
Nose
Larynx
Pharynx
Trachea
Bronchi
Bronchioles
Lungs
2
Q
What is the difference between respiration and breathing?
A
Breathing is a mechanical process. On the other hand, respiration is a biochemical process
3
Q
Why does the percentage of oxygen drop from 21% to 16%
A
Cells use oxygen from the inhaled air to release energy and give C02 as a byproduct
