Valve

The case of the Italian Wall Lizards offers clues about some bits of this puzzle. One aspect is the 30 year time span it took to develop a cecal valve when placed in a different environment -something that in their kind of animal, is rare. They developed different diet, dentition, jaws, skulls, ...

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Hi, at a guess, the tricuspid valve (separating the right atrium from the right ventriclel) has three cusps (flaps) simply because the diameter of the right side of the heart chambers are greater than the diameter of of the chambers on the ...

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Could anyone tell me what the difference between tricuspid valve and bicuspid valve ( in function ) is, please ? I don't think those two valves are 'created' differently just for fun. What i think is the tricuspid valve is easier to open, then there could ...

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... which will increase pressure inside the vessel. The difference between that and the pressure cooker is that the pressure cooker has a safety valve and walls made of thick metal. The walls are able to withstand the pressure, your plastic might not (just as you point out) and the safety valve ...

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... from the lower limbs back to heart through the inferior vena cava is aginst gravitational pull. thats why vena cava, veins all have semi lunar valve to prevent backflow of blood.

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