Development of the Respiratory System
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respiratory system Through breathing, inhalation and exhalation, the respiratory system facilitates the exchange of gases between the air and the blood and between
What is the respiratory system? The respiratory system refers to the series of organs succubus system Since the lungs process air, they are the only internal organs that are constantly exposed to the external environment Central to the human respiratory system
ปริมาณ:
respiratory system Through breathing, inhalation and exhalation, the respiratory system facilitates the exchange of gases between the air and the blood and between
immune system What is the respiratory system? The respiratory system refers to the series of organs
Since the lungs process air, they are the only internal organs that are constantly exposed to the external environment Central to the human respiratory system