Exercise

What is the primary factor that regulates coronary blood flow?

• Sympathetic stimulation

• Metabolic factors

• Parasympathetic stimulation

• Autonomic nervous system

During exercise, what happens to peripheral resistance?

• Varies

• Decreases

• Remains the same

• Increases

Which type of exercise involves sustained muscle tension without significant joint movement?

• Cardio exercise

• Flexibility exercise

• Static exercise

• Dynamic exercise

What is the effect of static exercise on arterial blood pressure?

• Decreases

• Increases significantly

• Remains constant

• Varies

What is the main difference between the effects of static and dynamic exercise on arterial blood pressure?

• Dynamic exercise has no effect on blood pressure

• Static exercise decreases blood pressure more than dynamic exercise

• Static exercise increases blood pressure more than dynamic exercise

• Dynamic exercise increases blood pressure more than static exercise

What is the primary controller of coronary blood flow?

• Blood pressure

• Heart rate

• Nervous stimulation

• Metabolic factors

What is the risk of ischemic damage with faster heart rates?

• Increased risk

• Unchanged risk

• No risk

• Decreased risk

Which substance is a great vasodilator that helps dilate coronary arteries?

• Adenosine

• Nitric Oxide

• Prostaglandins

• K+

What happens to coronary blood flow during extreme exercise in a well-conditioned athlete?

• Decreases

• Remains the same

• Increases significantly

• Varies

What is the effect of sympathetic stimulation on coronary blood flow?

• Increases blood flow

• Varies

• Decreases blood flow

• No effect on blood flow