Infections of mandibular molars spread into the submental space because the disease breaks out of the below the mylohyoid line.

Question

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Infections in mandibular teeth tend to take a somewhat predictable course. Because the roots of the molars are located below the mylohyoid line, infection in molar areas breaks out of the bone below the mylohyoid line and spreads to the space beneath the chin, referred to as the submental space.

Infections of Mandibular Molars Spread into the Submental Space Because