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Most of the carbon dioxide produced by the body is transported to the lungs as ____.
A) a gaseous form
B) blood plasma
C) potassium carbonate ions
D) bicarbonate ions
E) carbonic acid
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration, often considered a greenhouse gas contributing to global warming.
Bicarbonate Ions
Chemical ions (HCO3-) that act as a buffering agent in blood, maintaining pH balance by neutralizing acids.
Carbonic Acid
A weak acid that forms when carbon dioxide dissolves in water, playing a crucial role in the carbon dioxide transport of blood and the acid-base balance in the body.
- Clarify the biochemical mechanisms underlying gas exchange, emphasizing the contribution of enzymes and the idea of concentration gradient.
- Comprehend the mechanisms behind aerobic respiration and the movement of gases within the organism.
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Learning Objectives
- Clarify the biochemical mechanisms underlying gas exchange, emphasizing the contribution of enzymes and the idea of concentration gradient.
- Comprehend the mechanisms behind aerobic respiration and the movement of gases within the organism.
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