How Is Blood Flow Related To Lung Function During Exercise

Question: How is blood flow related to lung function during exercise?

Answer: 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.

Question: Victoria enjoys laughing with her friends as they walk around the track after school. Which best describes their heart rates during this activity?

Answer: Low

Question: During exercise, stored chemical energy is converted to energy that can be used for

Answer: muscle movement

Question: How does breathing change during exercise?

Answer: rate and depth increase

Question: Amber finds herself struggling to have a conversation with her friend while they are hiking. Which of these modifications should she make?

Answer: She should slow down in order to bring her heart rate back to a safe level.

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