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Valves - thin membranes found mostly in veins to prevent blood (flowing at relatively low pressures) from flowing backwards.

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16y ago

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What are the flaps that stop our blood from flowing the wrong way?

They are called valves


These are the flaps that stop blood from flowing the wrong way?

There are atrioventricular valves on each side of the heart that keep blood from flowing from the ventricles back up into the atria. There are also semilunar valves that prevent blood from flowing from the pulmonary arteries and aorta back into the right and left ventricles, respectively.


What flap of tissue keeps the blood flowing in the wrong direction?

These are valves, and are found in veins to prevent blood from flowing backwards.


How do valves prevent blood from flowing in the wrong direction?

valves help prevent blood from flowing in the wrong direction by opening and closing at the right time to let the heart pump blood effectively.


What stop blood flowing the wrong way in the heart?

valves


What porpose is served by the valves inside the heart?

They stop blood flowing the wrong way. If blood tries to go the wrong way for whatever reason, they automatically seal shut and prevent blood flow until the blood is flowing properly again.


How does the blood to a heart and lung keep flowing in the same direction?

There are two ways that blood is kept flowing in the same direction. The heart is pumping it in that direction, and blood vessels contain valves which prevent blood from flowing in the wrong direction.


What prevent the blood from flowing in the wrong direction through the heart?

Valves.


What is the function of semi lunar valve?

the semi lunar valves stop the blood flowing the wrong way !


Why doesnt blood ever flow the wrong way?

There are valves in the blood vessels (like a one-way door) - that stop the blood flowing backwards.


What prevent the blood from going in the wrong direction in the heart?

valves


What structures of the heart keep blood flowing in one direction.?

One directional valves keep blood in the heart flowing in the right direction. There are three valves: biscupid valve, semilunar valve and tricuspid valve. These open to let the blood flow through then close to prevent the blood flowing back in the wrong direction making the heart less efficient.