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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaBody system

This major veins return blood to the heart.

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ScienceOne small aha
Your new ahaVenae cavae

The superior vena cava returns blood from the upper body. Source: Venae cavae ↗

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More from Human Body

A few more worth knowing.

  1. 15This heart chamber pumps oxygen-rich blood to the body.RECALL
    Left ventricle

    Its wall is thick and muscular

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  2. 16This heart chamber receives oxygen-rich blood from the lungs.RECALL
    Left atrium

    It empties into the left ventricle

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  3. 17This organ filters waste from the blood.RECALL
    Kidney

    The kidneys make urine

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