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in Locomotion and Movement by (50.3k points)
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An exhausted student was attending a lecture. After 30 minutes or so, he lost interest and he let go with a tremendous yawn. To his great distress he couldn’t close his mouth -his lower jaw was locked open. What do you think would have caused it?

1 Answer

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by (51.0k points)
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Best answer

When he opened his mouth very wide, the mandibular condyle might have slid forward to the point that the joint might have got dislocated.

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