5 Questions
Which layer of the heart is responsible for keeping blood pumping and is involved in coronary circulation?
Myocardium
Which layer of the heart lines the chambers of the heart and forms the surface of the valves?
Endocardium
Which valve allows blood to flow from the right atrium to the right ventricle and prevents blood from backflowing?
Tricuspid
Which valve allows blood to flow from the lungs into the left atrium and prevents backflow?
Mitral
Which factor increases heart rate and has a chronotropic effect?
SNS
Test your knowledge of the cardiovascular system with this quiz! Learn about the effects of different substances on heart rate and contractility, including digitalis, beta blockers, and epinephrine. Dive deeper into the structure and function of the pericardium, myocardium, endocardium, heart valves, arteries, and veins. Challenge yourself and expand your understanding of the heart!
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