#1
Which of the following is NOT a major component of the cardiovascular system?
Liver
ExplanationThe liver is not part of the cardiovascular system.
#2
What is the medical term for high blood pressure?
Hypertension
ExplanationHypertension is the medical term for high blood pressure.
#3
Which chamber of the heart receives oxygenated blood from the lungs?
Left atrium
ExplanationThe left atrium receives oxygenated blood from the lungs.
#4
Which blood vessels carry blood away from the heart?
Arteries
ExplanationArteries carry blood away from the heart.
#5
What is the medical term for the 'windpipe'?
Trachea
ExplanationThe trachea is the medical term for the windpipe.
#6
Which blood vessel carries deoxygenated blood from the heart to the lungs?
Pulmonary artery
ExplanationThe pulmonary artery carries deoxygenated blood from the heart to the lungs.
#7
What does the term 'cardiomegaly' refer to?
Enlarged heart
ExplanationCardiomegaly refers to an enlarged heart.
#8
What is the function of the pulmonary artery?
Carries deoxygenated blood to the lungs
ExplanationThe pulmonary artery carries deoxygenated blood to the lungs.
#9
Which of the following is a condition characterized by irregular heartbeat?
Arrhythmia
ExplanationArrhythmia is a condition characterized by irregular heartbeat.
#10
What is the function of the sinoatrial (SA) node in the heart?
Regulates heartbeat
ExplanationThe SA node regulates heartbeat.
#11
Which of the following is NOT a risk factor for cardiovascular disease?
Regular exercise
ExplanationRegular exercise is not a risk factor for cardiovascular disease.
#12
What is the term for a blood clot that forms within a blood vessel and remains attached to its place of origin?
Thrombus
ExplanationA thrombus is a blood clot that forms within a blood vessel and remains attached to its place of origin.
#13
What is the primary function of the cardiovascular system?
Transporting nutrients and oxygen to cells
ExplanationThe primary function of the cardiovascular system is to transport nutrients and oxygen to cells.
#14
Which of the following statements about atherosclerosis is true?
It involves the narrowing and hardening of arteries.
ExplanationAtherosclerosis involves the narrowing and hardening of arteries.
#15
Which of the following is responsible for transporting oxygenated blood from the lungs to the heart?
Pulmonary vein
ExplanationThe pulmonary vein is responsible for transporting oxygenated blood from the lungs to the heart.
#16
What is the medical term for the 'voice box'?
Larynx
ExplanationThe larynx is the medical term for the voice box.
#17
Which of the following is NOT a function of the lymphatic system?
Regulating blood pressure
ExplanationRegulating blood pressure is not a function of the lymphatic system.
#18
What does the term 'angioplasty' involve?
Clearing a blocked artery
ExplanationAngioplasty involves clearing a blocked artery.
#19
Which of the following is a symptom of a heart attack?
Chest pain or discomfort
ExplanationChest pain or discomfort is a symptom of a heart attack.
#20
What is the medical term for the 'space between the lungs'?
Mediastinum
ExplanationThe mediastinum is the space between the lungs.
#21
What does the term 'myocardial infarction' commonly refer to?
Heart attack
ExplanationMyocardial infarction commonly refers to a heart attack.
#22
What is the medical term for inflammation of the inner lining of the heart?
Endocarditis
ExplanationEndocarditis is inflammation of the inner lining of the heart.
#23
What does the term 'cardiomyopathy' refer to?
Weakness of the heart muscle
ExplanationCardiomyopathy refers to weakness of the heart muscle.
#24
What is the medical term for 'high cholesterol levels in the blood'?
Hypercholesterolemia
ExplanationHypercholesterolemia refers to high cholesterol levels in the blood.
#25
Which of the following is NOT a risk factor for developing coronary artery disease?
High levels of HDL cholesterol
ExplanationHigh levels of HDL cholesterol are not a risk factor for developing coronary artery disease.