Cardiovascular System Quiz

What is the cardiac cycle?

• The process of blood clotting

• The events during one complete heartbeat

• The process of breathing

• The digestion of food

What sound is associated with the closing of AV valves during systole?

• "dup" sound

• "lub" sound

• "whoosh" sound

• "click" sound

During diastole, which valves close to produce the "dup" sound?

• AV valves

• SL valves

• Mitral valves

• Tricuspid valves

What is auscultation?

• Measuring blood pressure

• Listening to body sounds with a stethoscope

• Checking pulse rate

• Observing heart rate

What is the pulse?

• The force of blood against vessel walls

• The rhythmic expansion and recoil of arteries

• The sound of heart valves closing

• The rate of breathing

How is blood pressure measured?

• In mmHg

• In liters

• In beats per minute

• In decibels

What is systolic pressure?

• Pressure during ventricular diastole

• Pressure during ventricular systole

• Pressure during atrial contraction

• Pressure during heart relaxation

What is diastolic pressure?

• Pressure during ventricular systole

• Pressure during ventricular diastole

• Pressure during atrial contraction

• Pressure during heart relaxation

What is pulse pressure?

• The sum of systolic and diastolic pressure

• The difference between systolic and diastolic pressure

• The average of systolic and diastolic pressure

• The product of systolic and diastolic pressure

What does stroke volume (SV) refer to?

• Amount of blood pumped per minute

• Amount of blood pumped with each heartbeat

• Amount of blood in the body

• Amount of blood in the veins