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Sublingual gland: anatomy, location and function

The sublingual gland is the smallest of the three major salivary glands. It secretes mostly mucous saliva through many small ducts.

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Highlighted in the model: Sublingual gland. Click any part to read about it, or switch off “Highlight topic” to see the whole body. 3D data: BodyParts3D, © The Database Center for Life Science, CC BY 4.0; meshes simplified and recoloured. The model is an adult male.

Sublingual gland at a glance

What it is
The sublingual gland is the smallest of the three major salivary glands.
Location
It lies in the floor of the mouth beneath the tongue, above the mylohyoid muscle and under the sublingual fold.
Function
It secretes mostly mucous saliva through many small ducts.
Body system
Digestive · paired (left and right)
FMA ID
FMA59805 (Foundational Model of Anatomy)

Key facts

  • Parasympathetic secretomotor fibres come from the facial nerve via the chorda tympani and submandibular ganglion.
  • It makes about 3 to 5 percent of saliva.

Structures next to the sublingual gland

The nearest named structures in the 3D model, measured from the centre of each part:

References

  1. Foundational Model of Anatomy: Sublingual gland (FMA59805). EMBL-EBI Ontology Lookup Service.
  2. OpenStax. Anatomy and Physiology 2e, §23.1 Overview of the Digestive System. Rice University, 2022.
  3. Mitsuhashi N. et al. (2009). BodyParts3D: 3D structure database for anatomical concepts. Nucleic Acids Research 37, D782–D785. Data © The Database Center for Life Science, CC BY 4.0.

Explore the whole body in the interactive 3D human anatomy model, or browse the A–Z list of human structures.