Intrinsic muscles of the tongue
musculi linguae intrinseci
Superior longitudinal: curls the tongue upward, elevating the apex and the sides, and shortens it. Inferior longitudinal: curls it downward, lowering the apex, and shortens it. Transverse: narrows and lengthens (protrudes) the tongue. Vertical: flattens and widens the tongue.

In the full entry
The full entry, with every field, sources, quiz and clinical correlations, is in the atlas.
- Origin
- Insertion
- Innervation
- Blood supply