human heart Flashcards

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1
Q

hollow muscular organ that is as big as your fist, located in the center between the chest and lungs; has four chambers with specific tasks to do

A

heart

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2
Q

receiving chambers of the heart, accepting blood from the body (right) and from the lungs (left)

A

atrium/atria

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3
Q

pumping chambers, moving blood to the lungs (right) and to the body (left)

A

ventricle

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4
Q

acts as a one-way door, allowing blood to flow either forward into the chamber, or out of the heart

A

valve

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5
Q

atrium that receives blood coming in from the veins

A

upper chamber

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6
Q

ventricle that forces blood out into the arteries

A

lower chamber

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7
Q

this is something between each atrium and ventricle to prevent the blood from moving in and only one direction

A

valve

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