Cardiovascular Presentation

Multiple Choice

Which positions (GK, DEF, MID, ATT) would have the best values for the following: Resting Heart Rate, Muscle Blood Flow, Cardiac Output?

• Goalkeeper

• Defender

• Midfielder

• Attacker

Multiple Choice

Which part of the heart is labeled as 'D'?

• Pulmonary Artery

• Left Atrium

• Aortic Valve

• Right Ventricle

Open Ended

Which blood vessels have the thinnest walls and why?

Open Ended

What is the role of capillaries?

Multiple Choice

Cardiac output is the amount of blood pumped by the heart in one minute. Which of these will increase cardiac output?

• decreased metabolic activity
• increased resistance in blood vessels
• increased physical activity
• decreased blood volume

Multiple Choice

Describe the role of the bicuspid valve in the cardiac cycle.

• Controls the flow of blood

• Prevents backflow from left atrium to left ventricle

• Regulates blood pressure

• Facilitates oxygen exchange

Multiple Choice

What is the function of the precapillary sphincters in the vascular shunt?

• To regulate blood flow

• To increase blood pressure

• To decrease blood flow

• To prevent blood clotting

Open Ended

What is the role of precapillary sphincters in regulating blood flow?

Multiple Choice

What happens to blood flow when the precapillary sphincters are closed?

• Blood flows through true capillaries

• Blood flows through metarteriole

• Blood flows through thoroughfare channel

• Blood does not flow at all

Multiple Choice

What is the function of the alveoli in the respiratory system?

• Gas exchange

• Blood filtration

• Nutrient absorption

• Waste removal

Multiple Choice

What is the function of blood in transporting lactate to the liver?

• To provide energy

• To remove waste

• To transport oxygen

• To regulate temperature

Open Ended

During a boxing match, how does the flow of blood from the left ventricle to the lungs help Heidi last the whole match?

Open Ended

Describe the role of the nervous system in regulating heart rate during physical activity.

Fill in the Blanks

Multiple Choice

What is the sequence of the conduction system in the nervous control of the cardiac cycle?

• Sinoatrial node (SAN)

• Atrioventricular node (AVN)

• Bundle of His

• Purkinje fibres

Multiple Select

What are the main functions of the sympathetic and parasympathetic nervous systems in the cardiac cycle?

• Fight or flight response

• Rest and digest

• Increases heart rate

• Relaxes the body

Open Ended

What does the AVN do?

Multiple Select

What are the three components mentioned that relate to the heart's function?

• Delays impulse

• Sympathetic

• SAN

• Parasympathetic

Multiple Choice

What is the inherent rate range of the atria in beats per minute?

• 60 - 80

• 40 - 60

• 20 - 40

• 80 - 100

Multiple Choice

What are the physiological responses of the cardiovascular system during exercise?

• Anticipatory increase in HR

• Increased stroke volume

• Decreased blood pressure

• Redirection of blood flow

Multiple Choice

What is the difference in heart rate response between Athlete 1 and Athlete 2 during exercise?

• Athlete 1 has a steady heart rate

• Athlete 2 has a fluctuating heart rate

• Both athletes have the same heart rate response

• Athlete 1's heart rate decreases during exercise

Open Ended

What happens to systolic blood pressure during exercise?

Open Ended

Define cardiac output.

Open Ended

What hormone causes anticipatory HR rise?

Poll

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