#1
Which blood vessels carry oxygenated blood away from the heart?
21 answered
#2
What is the primary function of the heart's atria?
20 answered
#3
What is the medical term for high blood pressure?
20 answered
#4
Which vessel carries deoxygenated blood from the body back to the heart?
20 answered
#5
Which chamber of the heart pumps oxygenated blood to the systemic circulation?
20 answered
#6
What is the medical term for an irregular heart rhythm?
20 answered
#7
Which valve separates the left atrium and left ventricle in the heart?
20 answered
#8
What is the term for the volume of blood pumped by the heart in one minute?
19 answered
#9
What is the term for the contraction phase of the cardiac cycle?
21 answered
#10
Which component of blood is responsible for clotting and wound healing?
21 answered
#11
Which hormone is released by the adrenal glands during the 'fight or flight' response, increasing heart rate and blood pressure?
20 answered
#12
What is the term for the smallest blood vessels that connect arteries and veins, where exchange with tissues occurs?
20 answered
#13
Which part of the cardiovascular system is responsible for exchanging nutrients and gases with tissues?
20 answered
#14
What is the term for the upper chambers of the heart?
20 answered
#15
What is the function of the sinoatrial (SA) node in the heart?
20 answered
#16
During which phase of the cardiac cycle does the heart relax and fill with blood?
20 answered
#17
Which of the following factors can contribute to atherosclerosis?
20 answered