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This series looks at the structure and function of the respiratory system and describes the mechanics of breathing..The nose, pharynx, larynx, trachea and bronchi all work like a system of pipes through which the air is funnelled down into our lungs. There, in very small air sacs called alveoli, oxygen is brought into the bloodstream and carbon dioxide is pushed from the blood out into the air..
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Human Nose Wikipedia
The human nose is the most protruding part of the face that bears the nostrils, and is the first organ of the respiratory system.The nose is also the principal organ in the olfactory system.The shape of the nose is determined by the nasal bones and the nasal cartilages, including the nasal septum which separates the nostrils and divides the nasal cavity into two..
Respiratory System Wikipedia
In humans and other mammals, the anatomy of a typical respiratory system is the respiratory tract.The tract is divided into an upper and a lower respiratory tract.The upper tract includes the nose, nasal cavities, sinuses, pharynx and the part of the larynx above the vocal folds.The lower tract Fig. . includes the lower part of the larynx, the trachea, bronchi, bronchioles and the alveoli..
Human Respiratory System Description Parts Function
The Respiratory System Pathway of Oxygen The respiratory tract conveys air from the mouth and nose to the lungs, where the gases oxygen and carbon dioxide are exchanged between the alveoli and the capillaries. Encyclop dia Britannica, Inc..
Learn About The Respiratory System Sciencewithme
Have you ever experienced a change of voice or a decreased sense of smell when you have a cold? Have you ever observed that your breathing becomes faster .
