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

Fill in the Blank

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

Fill in the Blank

Which letter denotes 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

Fill in the Blank

Which is the phase of the cardiac cycle when the heart is contracting?

Fill in the Blank

Blood gets redistributed through narrowing and widening the blood vessels, what is widening the vessels know as?

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

Fill in the Blank

What is the name of the hormone that causes the anticipatory rise?

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

Fill in the Blank

What is the parasympathetic nerve of the heart?

Multiple Choice

What could a trained individuals Stroke Volume increase to?

• 80ml

• 90ml

• 100ml

• 110ml

Fill in the Blank

Which law explains increased Stroke Volume?

Multiple Select

Which form part of Starlings Law?

• Increased Diastolic Filling

• Cardiac Muscle Stretched

• Decreased Venous Return

• Increased Ejection Fraction

Fill in the Blank

Which artery is used to measure blood pressure?

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