About this video
The doctors on Operation Ouch show you how your brain controls your body movements. They also visit a hospital and help a patient who can't close their mouth!
🧠 Quiz & Trivia
Test your knowledge after watching!
Q1 What is the strongest bone in your jaw?
Answer: Mandible
Q2 How fast do electrical signals travel from your brain to your fingers?
Answer: Over 250 miles per hour
Q3 What did Rachel bite that caused her jaw to lock open?
Answer: The sofa
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