Which part of the heart sends electrical impulses?
- Vena Cava
- Atrium
- Chordae Tendinae
- Sinoatrial Node
Other Questions for You!
Which color motion process was invented in 1916?
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In what Shakespeare play is there a warning about a moving forest?
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Image credit: Alaa Najjar, CC BY-SA 3.0, via Wikimedia Commons.
