Explanation:
caloric needs about 300 calories
VO2 Max is the most accuratemeasure of cardio-respiratory fitness. It measures the maximum amount of oxygen that the body can use in one minute per kilogram of body weight (mL/kg/min). During exercise, the heart rate responds by increasing, as does the delivery of oxygen to the body.
D, perspiration (which is also known as sweating).
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Answer:
B.
During inhalation, the external intercostals contract.