true or false

1. Trachea is Imewn as the windpipe. It also filters the air we inhale and branches into the bronchi.

2. Lungs are the main organ of the respiratory system. This is where exchange of gases occurs oxygen is taken in and carbon dioxide is expelled out.

3. The ventride contracts, oxygen nich blood leaves the heart through the
aortic valve, mto the aorta to the arteries and eventually into the veins to complete
the blood circulation in the body.

4. The pulmonary vein empties oxygen-rich blood from the lungs into the left atrium of the heart.

5. The brain receives and interprets countless signals and makes conscious
emotional and smart

6. Cerebrum (forebrain) - the largest part of the brain. This part receives
sensory messages. It acts as the center of emotions, consciousness, learning and
voluntary movement.

7. The Cerebellum coordinates involuntary and muscle action. It is
responsible for man's ability to learn habits and develop slalls and it also helps
maintain a person's sense of balance

8. Diaphragm is a dome-shaped muscle that controls breathing which is
located at the bottom of the lungs.

9. The blood vessels are the vast networks of small tubes that carry blood
throughout the body.

10. The pulmonary circulation which is the movement of deoxygenated blood
from the heart and into the lungs and systemic circulation which is the movement
of oxygenated blood from the heart to the different parts of the body.
[tex]paki \: sagut \: po \: plzz[/tex]
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