How does the level of carbon dioxide in the person's blood change when a person hyperventilates?

A) Increases
B) Decreases
C) Increases only during inhalation
D) Increases only during exhalation
E) Decreases only during exhalation

Hyperventilates

Excessively rapid or deep breathing, which can lead to a decrease in carbon dioxide in the blood, causing lightheadedness or tingling of the limbs.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and absorbed by plants in photosynthesis.