How does the respiratory system interact with the circulatory system

Adebate between dietitian and nutritionist the difference between education and the training for both of these perspectives

Wjat are substances intentionally added to food to produce a desired effect?

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells