Tiny hairs lined inside the nose prepare air for the lungs by ________.
A. drying it
B. cleaning it
C. warming it
D. moistening it
(NEED EXPLANATION)
A. drying it
B. cleaning it
C. warming it
D. moistening it
(NEED EXPLANATION)
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Answer:
B. cleaning it
Explanation:
these hairs are called cilia
Answer:
Letter B
Explanation:
Tiny hairs called cilia protect the nasal passageways and other parts of the respiratory tract, filtering out dust and other particles that enter the nose through the breathed air. Air can also be taken in through the mouth.