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An older male has hypertension. What does this mean for him at rest?

Which of the following has the greatest influence on the depth and rate of breathing?

Which of the following is true regarding afterload?

Which of the following is true regrading cardiac output during exercise?

Which of the following is true regarding carbon dioxide?

The conduction system of the heart muscle in a healthy person occurs in which order?

What absolutely has to happen in order for aerobic exercise intensity to increase and be sustained at that new intensity?

What best describes what increases the force of myocardial contraction?  

Cardiovascular regulation and control is about maintaining blood flow, not blood pressure

Preload will be negatively affected by all of the following factors except