2.02 Monitoring Activity
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How is blood flow related to lung function during exercise?
Blood vessels are dilated to increase the amount of oxygen carried in the blood, and the lungs work harder to meet the body's oxygen demands.
Victoria enjoys laughing with her friends as they walk around the track after school. Which best describes their heart rates during this activity?
Low
Amber finds herself struggling to have a conversation with her friend while they are hiking. Which of these modifications should she make?
She should slow down in order to bring her heart rate back to a safe level.
During exercise, stored chemical energy is converted to energy that can be used for
muscle movement
How does breathing change during exercise?
rate and depth increase
