Wednesday 19th April 2023
    Difficulty: Medium

    The human heart (Quiz #152)

    Photo by <a href="https://unsplash.com/@ocollet?utm_source=unsplash&utm_medium=referral&utm_content=creditCopyText">Olivier Collet</a>
    Photo by Olivier Collet (Unsplash)

    The heart is a muscular organ which pumps blood through the blood vessels of the circulatory system.

    1. A heart has two separate sides, left and right, each of which pumps blood to different parts of the body. Which of these organs receives blood from the right side of the heart?

    2. Roughly how much blood is pumped by your heart every day (assuming you're a healthy adult)?

    3. On which day of the week do heart attacks happen most often?

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