#1
Which chamber of the heart receives oxygen-rich blood from the lungs?
#2
What is the main function of the cardiovascular system?
#3
What is the average resting heart rate for adults?
#4
Which of the following is NOT a major component of blood?
#5
Which vessel carries oxygenated blood from the heart to the rest of the body?
#6
Which of the following is NOT a major blood vessel of the systemic circulation?
#7
What is the term for the contraction phase of the heart's pumping cycle?
#8
Which valve prevents the backflow of blood from the left ventricle into the left atrium?
#9
What is the function of the SA node in the heart?
#10
What is the term for the phase of the cardiac cycle when the heart is relaxed and filling with blood?
#11
Which vessel carries deoxygenated blood from the heart to the lungs for oxygenation?
#12
What is the term for the medical condition characterized by a narrowing of the coronary arteries?
#13
Which of the following factors can increase the risk of cardiovascular disease?
#14
Which of the following is a risk factor for developing atherosclerosis?
#15