Tongue Muscles (CN XII)

Tongue Muscles (CN XII)

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Note any atrophy or fasciculations (spontaneous, quivering movements) of the tongue while it is resting on the floor of the mouth. Ask the patient to stick their tongue straight out and note whether it curves to one side or the other. Ask the patient to move their tongue from side to side and to push it forcefully against the inside of each cheek.

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