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HQ6. Put the labels to the location of the structure being described.
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- What happens when the pressure in the ventricles becomes lower than the pressure in the atria? a-the atrioventricular valves open b-the semilunar valves close c-the semilunar valves open d-the first heart sound occursErasistratus from Ceos identified the correct function (to prevent backward flow of blood from the right ventricle to the right atrium) of which of the following valves in the human heart? the pulmonary semilunar valve the right atrioventricular valve the bicuspid valve the aortic semilunar valve the left atrioventricular valveWhat is the name of the main vessel that moves blood out of the heart?
- Why is the left side of the heart larger than the right?Inflammation of the pericardium can lead to a condition called pericardial effusion, in which fluids collect in the space surrounding the heart. What effect would this have on the functioning of the heart? How might the condition be treated?Which is TRUE about isovolumetric contraction of the heart? a. AV valves are closed; SL valves are open b. AV and SL valves are open c. AV valves are open; SL valves are closed d. AV and SL valves are closed