Cardiovascular System Test

Front

What is the T Wave in an ECG?

Back

The T Wave represents the repolarization of the ventricles in the heart during the cardiac cycle.

Front

What chamber of the heart is responsible for pumping blood to the lungs?

Back

The right ventricle.

Front

What is the P Wave in an ECG?

Back

The P Wave represents the depolarization of the atria in the heart.

Front

What does the QRS Complex represent in an ECG?

Back

The QRS Complex represents the depolarization of the ventricles.

Front

What is the top number in a blood pressure reading called?

Back

Systolic pressure.

Front

What is the bottom number in a blood pressure reading called?

Back

Diastolic pressure.

Front

What is the cardiac cycle?

Back

The cardiac cycle is the sequence of events in one heartbeat, including contraction and relaxation of the heart chambers.

Front

What is the function of the left atrium?

Back

The left atrium receives oxygenated blood from the lungs.

Front

What is the function of the right atrium?

Back

The right atrium receives deoxygenated blood from the body.

Front

What is the role of valves in the heart?

Back

Valves prevent the backflow of blood and ensure it flows in one direction.