2. Which is the passageway of food, water and air?
A pharynx
B. larynx
c. trachea
d. nasal cavity
3. It is a dome shape muscle located at the bottom of the lungs.
A. bronchi
B. diaphragm
C. trachea or windpipe
D. larynx
4. it is the main organ of the respiratory system where the exchange of gases occur
A. larynx
B. pharynx
C. lungs
D. bronchi
D. bronchi
A . Eat foods that are good for your body and have enough sleep
B. Exercise regularly and drink plenty of water
C. Use cigarette and drink alcoholic drink
D. Cover your nose and use facemask
D
C. lungs
activities of all the system in the
body.
A. nervous system
B. circulatory system
Respiratory System
c. Integumentary system
D.
7 bicic the basic unit of the noroc custom​