The lungs and fresh air breath hart
The lungs are surrounded by the front and back regions (chest bones), the brain is covered by the liver and stomach from the top, and the heart is at the side, which is supplied by red and oxygen-rich blood. The lungs and fresh air breath hart The nerves in the lungs are too small to feel pain, so people suffering from this disease suffer from other disorders instead of chest pain. Affected skin due to spongy and delicate texture. The cilia in the lungs are very delicate, but some foreign bodies (bacteria, viruses, fungi) do not get filtered by these cilia, just as some substances come out of the sieve when making coffee. The lungs and fresh air breath hart The trachea carries air to the lungs, and the air travels from the trachea to the bronchioles, which are two in number, one to the right and the other to the left lung. It moves air. Finally, this air reaches the air sacs (alveoli), which are connected to these air sacs by many fine arteries that carry the sam...