Responses of the CV System

Responses of the CV System

Multiple Choice

What is the volume of blood pumped out of the heart by the ventricles per minute?

• Stroke Volume

• Heart Rate

• Cardiac Output

Multiple Choice

Which is the correct equation?

• Q = SV x HR

• Q = SV / HR

• SV = Q / HR

• SV = Q x HR

Multiple Choice

What will happen to the 3 key terminologies just discussed as we begin to exercise?

• Lower

• Rise

• Nothing

Multiple Select

Which are the 2 phases of the cardiac cycle?

• Sympathetic

• Diastole

• Systole

• Parasympathetic

Multiple Choice

What is the anticipatory rise before exercise?

• Increased Heart Rate

• Sweating

• Muscle Tension

Multiple Select

Which will increase due to the anticipatory rise?

• Heart Rate

• Stroke Volume

• Blood Pressure

• Cardiac Output

Multiple Choice

Which is the average resting Heart Rate (bpm)?

• 45

• 55

• 65

• 75

Open Ended

Your maximum HR can be calculated by 220 - your age. What is your resting HR? Show your workings!

Multiple Choice

(Fill in the blank) A trained individual will have a .................. resting heart rate.

• Higher

• Lower

Multiple Choice

Which nerve would cause an increase in heart rate?

• Sympathetic

• Parasympathetic

Multiple Choice

What could a trained individuals Stroke Volume increase to?

• 80ml

• 90ml

• 100ml

• 110ml

Multiple Select

Which form part of Starlings Law?

• Increased Diastolic Filling

• Cardiac Muscle Stretched

• Decreased Venous Return

• Increased Ejection Fraction

Multiple Choice

Which blood pressure reading would be in pre-hypertension?

• 120/80

• 130/90

• 150/90

• 130/100

Multiple Choice

What happens to blood acidity levels when we exercise?

• Increase

• Decrease

Multiple Choice

What happens to diffusion rate when we exercise?

• Increase

• Decrease

Multiple Choice

What happens to a-VO2 diff when we exercise?

• Increase

• Decrease