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Category: Science
Word Count: 989
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respiratory system
RESPIRATORY
SYSTEM











                                   



KEY ORGANS OF THE RESPIRATORY SYSTEM
     The human respiratory system consists of six organs to carry air into and out of the lungs. The nasal cavity, sinuses, larynx, trachea, bronchioles, and the lungs.
FUNCTIONS OF EACH ORGAN
     The nasal cavity is a hollow space within the nose that directs air into the pharynx, while its mucous lining filters, warms, and moistens the air. The nasal cavity is also asso
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