Decrease the intenseness of the stepper machine so his heart rate doesn't go over his target heart rate zone.
The answer is b, it can guide treatment of cardiac disease
Answer:
smoking
Explanation:
you definitely can stop smoking or don't smoke. Bike riding isn't a cause of cardiovascular disease. You can't change or decide whether you yourself have Heart defects and genetic traits tho
Answer:
The circulatory system is divided into systemic circulation and pulmonary circulation.
Explanation:
Systemic circulation carries oxygenated blood from the left ventricle to the rest of the body while pulmonary circulation carries deoxygenated blood away from the right ventricle.
