CUIZ-FACT-57AE30A4
hard
Science & Nature
✓ Fact-Verified
What causes the sound of a heartbeat?
Verified Answer
Blood exiting the heart
Quiz Options
- Blood exiting the heart
- Closure of the heart valves
- Relaxation of the heart chambers
- Contraction of the heart chambers
Also Asked As / Semantic Queries
"Which causes the sound of a heartbeat?"
Authoritative Sources & Citations
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