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Respiratory System | Human Anatomy and physiology II

Dr. Mohammad abu Awad | Human Anatomy and physiology II
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The body requires oxygen, and the respiratory system is responsible for taking in this vital substance and expelling its by product—carbon dioxide. While the primary organs involved in the respiratory system are the lungs, the system is complex and relies on various body parts and tissues to work. From the nose to the diaphragm, all parts must work together to keep this system functioning optimal. the four processes of respiration. They are: 1. BREATHING or ventilation 2. EXTERNAL RESPIRATION, which is the exchange of gases (oxygen and carbon dioxide) between inhaled air and the blood. 3. INTERNAL RESPIRATION, which is the exchange of gases between the blood and tissue fluids. 4. CELLULAR

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