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USMLE · Question #615
USMLE Question #615: Real Exam Question with Answer & Explanation
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Question
A 30-year-old female is brought to the emergency department after being involved in a motor vehicle accident. She was not wearing a seatbelt and was ejected from her car seat upon collision with a tree. Physical examination reveals several lacerations on her face and chest as well as an inability to open her mouth against resistance. The muscle which was most likely injured is the
Options
- Alateral pterygoid muscle
- Bmasseter muscle
- Cmedial pterygoid muscle
- Dorbicularis oris muscle
- Etemporalis muscle
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