Answer to Question 1
A
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Carbon dioxide reacts with water to form carbonic acid. The hydrogen ion often combines to form acids, such as hydrochloric acid. The bicarbonate ion often combines to form basic compounds, which counteract acids. Carbon dioxide is constantly being produced by the body as a byproduct of metabolism.
Answer to Question 2
A
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Scientific/biomedical: The belief that physical and biomedical processes can be studied and manipulated to control life. Magicoreligious: The belief that supernatural forces dominate. Holistic medicine: The belief that the forces of nature must be kept balanced. Yinyang and hotcold theories: The belief that illness develops when life forces are out of balance.
Sagittal section of upper respiratory system illustrating the internal anatomy of the nasal cavity,
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Forces affecting capillary exchange