Basics of Cardiology Quiz
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Which side of the heart handles deoxygenated blood?
A. Both sides
B. Right side
C. Neither side
D. Left side
Which layer lines the interior of the heart and provides a smooth lining?
A. Myocardium
B. Pericardium
C. Epicardium
D. Endocardium
What is the main function of the pulmonary circulation?
A. Transport blood between the heart and lungs
B. Supply nutrients to tissues
C. Remove waste products
D. Regulate body temperature
Which heart valve is located between the left atrium and left ventricle?
A. Pulmonary valve
B. Tricuspid valve
C. Bicuspid (mitral) valve
D. Aortic valve
What is the primary function of the cardiovascular system?
A. Connective tissue
B. Nervous tissue
C. Muscle tissue
D. Epithelial tissue
Which valve prevents backflow of blood into the right atrium?
A. Aortic valve
B. Pulmonary valve
C. Tricuspid valve
D. Bicuspid valve
Which blood vessels are involved in the actual exchange of water and chemicals between blood and tissues?
A. Thin-walled and have valves
B. High pressure
C. Thick-walled
D. Carry oxygenated blood except pulmonary vein
Which circulation involves the transport of blood to all parts of the body except the lungs?
A. Coronary circulation
B. Systemic circulation
C. Pulmonary circulation
D. Peripheral circulation
What is the main function of the left ventricle?
A. Pump oxygenated blood to the body
B. Supply blood to the lungs
C. Pump deoxygenated blood to the lungs
D. Receive blood from the lungs
Which type of blood vessel has valves to prevent backflow?
A. Arterioles
B. Capillaries
C. Veins
D. Arteries
Which layer of the heart is responsible for its pumping action?
A. Valves
B. Ventricles
C. Atria
D. Septum
Which chambers of the heart receive blood from the body and lungs?
A. Aortic valve
B. Pulmonary valve
C. Tricuspid valve
D. Bicuspid valve
What is the main function of arteries?
A. Carry blood away from the heart
B. Store blood
C. Carry blood to the heart
D. Exchange of gases and nutrients
What is the role of the sinoatrial (SA) node?
A. Pumps blood into the aorta
B. Acts as the natural pacemaker of the heart
C. Forms the heart valves
D. Receives blood from the lungs
What is a key characteristic of veins?
A. Myocardium
B. Epicardium
C. Endocardium
D. Pericardium