Ultimately, why does a patient who is hyperventilating have difficulty breathing?
A. Because of a lack of carbon dioxide, the patient loses blood flow to the brain.
B. Because of a lack of oxygen, the patient loses blood flow to the brain.
C. Because of a lack of carbon dioxide, the patient must consciously work to inhale and exhale.
D. Because of a lack of oxygen, the patient must consciously work to inhale and exhale.
Answer: C
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