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mandible

The lower jawbone, the only bone of the skull that moves.

MAN-dih-bul noun

What it means

The mandible holds the lower teeth and hinges at the temporomandibular joint (TMJ), just in front of each ear. The jaw-thrust maneuver opens the airwayAIR-wayThe passages that carry air into and out of the lungs, from the nose and mouth to the smallest air tubes.Full entry by lifting the mandible forward. A broken jaw may be wired shut while it heals.

For the nurse

For a client whose jaws are wired, keep wire cutters at the bedside so the wires can be cut if the client vomits or the airway is blocked.

At a glance

Spanishmandíbula

Related terms

airway

The passages that carry air into and out of the lungs, from the nose and mouth to the smallest air tubes.

skull

The bony frame of the head, made up of the cranium around the brain and the bones of the face.

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