Basics of Cardiology Quiz
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What is the primary function of the cardiovascular system?
A. Connective tissue
B. Nervous tissue
C. Muscle tissue
D. Epithelial tissue
Which layer lines the interior of the heart and provides a smooth lining?
A. Myocardium
B. Pericardium
C. Epicardium
D. Endocardium
Which layer of the heart is responsible for its pumping action?
A. Valves
B. Ventricles
C. Atria
D. Septum
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
What is a key characteristic of veins?
A. Myocardium
B. Epicardium
C. Endocardium
D. Pericardium
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
Which term describes the ability of heart muscle cells to generate electrical impulses independently?
A. Automaticity
B. Conductivity
C. Excitability
D. Contractility
Which side of the heart handles deoxygenated blood?
A. Both sides
B. Right side
C. Neither side
D. Left side
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 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 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
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 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