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HELP ME PLSS ILL GIVE U 25 POINTS!

1.When the right ventricle contracts, the valve between the upper and lower chambers is________ (open OR closed), What does this prevent?

2. Blood pumped out of the right ventricle goes (to the body OR to the lungs)

3. In the lungs, the blood gives up its (oxygen OR carbon dioxide) and picks up (oxygen OR carbon dioxide)

4. The blood-be used by the cells.
(can OR cannot)

5. Where must the blood go before it can be sent to the entire body? ______

Respuesta :


1.When the right ventricle contracts, the valve between the upper and lower chambers is closed, What does this prevent?
to prevent the backward flow of blood

2. Blood pumped out of the right ventricle goes to the body.

3. In the lungs, the blood gives up its carbon dioxide and picks up oxygen

4. The blood-be used by the cells. Can

5. Where must the blood go before it can be sent to the entire body? the lungs.

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