An increase to 0.5% carbon dioxide in the air (from the normal 0.03%)makes us breathe 10 times faster.Which alteration in homeostatic conditions in the blood would limit how long you can hold your breath?

Question

Quizplus · Accepted Answer

The buildup of carbon dioxide in the blood lowers the pH of the blood, leading to a condition called respiratory acidosis. This increase in acidity triggers the respiratory system to increase breathing rate to remove carbon dioxide and restore the blood's pH to normal levels. Therefore, the buildup of carbon dioxide would limit how long one can hold their breath. None of the other options would have a direct effect on the body's ability to hold its breath.

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