Hair & Scalp SciencesCâu 73 / 100
The only movable bone of the skull, forming the lower jaw, is the:
a.Frontal
b.Nasal
c.Temporal
d.Mandible
Giải thích
The mandible is the lower jawbone and the only bone of the skull that moves, allowing chewing and speech. Barbers reference these bones for face shape and shaving contours.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
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