Arterioles

... hot environments. So far I've done a bit of researching and reading on the topic and found little things like: vasoconstriction or vasodilation of arterioles and capillaries. However, does anyone know if there is more that I can do? How can I prepare for this oncoming SAC? What sorts of questions ...

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... because it is the same amount of O2 in less plasma. This makes sense. However the textbook also says that the pO2 stays virtually the same in both arterioles. This I don't understand as the pO2 depends on the concentration of O2 in the substance and the concentrations do differ. Can someone explain ...

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... 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 away from the heart because it loses kinetic energy ...

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... are the primary purpose of the capillaries. The artery brings oxygenated blood and nutrients from the heart. The artery then breaks down into arterioles, then capillaries. Here hydrostatic pressure is increased to allow proper diffusion to take place. In the kidneys the afferent ateriole is ...

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efferent and afferent arterioles

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