Ventricle

In human heart, oxygenated blood goes into left atrium by vena pulmonalis, but deoxygenated blood comes into R atrium, then goes into R ventricle, and finally leaves heart going through arteria pulmonalis. In Chondrychthyes and Osteichthyes(fishes), for example, there is no oxygenated blood ...

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... before the venae cavae open into the right atrium of the heart. why? Arteries for the immense pressure when blood is pump out of from the left ventricle. As it flows from the heart-artery-arteries-arterioles-capilaries-venules-veins-vein-heart blood pressure keeps dropping as it goes further ...

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... valve? This was a question on a test and I received an X for this question. On the test, I wrote: "This is so that blood flow from the left ventricle flows controllably to the coronary artery. If the opening was in front of the semilunar valve, most of the blood from the left ventricle would ...

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The ventricles are the same size, because they pump the same amount of blood. However, the wall of the left ventricle is much thicker because it needs to give rise to a much higher pressure. So, if you include the wall in your ...

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I was wondering which of heart ventricles was larger? I can't seem to find that information anywhere, and the right side appears larger in my textbook. :?:

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