Cardiovascular System Flashcard

Front

What is the main function of the heart?

Back

Pump blood

Front

Which chamber of the heart receives oxygenated blood from the lungs?

Back

left atrium

Front

What is the average resting heart rate for adults?

Back

60-100 beats per minute

Front

What is the purpose of heart valves?

Back

To ensure one-way blood flow through the heart.

Front

What is the outermost layer of the heart called?

Back

epicardium

Front

What is the medical term for a fast heart rate?

Back

tachycardia

Front

What is the function of the atrioventricular (AV) node in heart rate regulation?

Back

The AV node delays the electrical signal from the atria before transmitting it to the ventricles.

Front

What is the purpose of coronary arteries?

Back

To supply oxygenated blood to the heart muscle.

Front

What is the medical term for a slow heart rate?

Back

bradycardia