#1
What is the primary function of the heart in the cardiovascular system?
#2
What is the term for the thin sac enclosing the heart?
#3
Which blood vessel carries deoxygenated blood from the body back to the heart?
#4
Which of the following is NOT a component of the cardiovascular system?
#5
Which blood vessels carry oxygenated blood away from the heart?
#6
What is the term for the contraction phase of the heart's pumping action?
#7
Which chamber of the heart pumps oxygenated blood to the body?
#8
Which condition is characterized by abnormally high blood pressure?
#9
What is the main function of the valves in the heart?
#10
What is the term for the hardening of the arteries due to the buildup of plaque?
#11
What is the medical term for an irregular heart rhythm?
#12
Which component of blood is responsible for clotting?
#13
What is the medical term for a heart attack?
#14
What is the term for the network of blood vessels that supplies the heart muscle itself?
#15
Which blood type is considered the universal donor?
#16
Which of the following is a major risk factor for cardiovascular diseases?
#17
Which hormone increases heart rate and blood pressure during stress or emergency situations?
#18