Inferior salivary nucleus
Inferior Salivary Nucleus
The Inferior Salivary Nucleus is a cluster of neurons that is part of the glossopharyngeal nerve. It is located in the lower part of the pons, a region of the brainstem. This nucleus is involved in the production of saliva by the submandibular gland and sublingual gland.
Anatomy[edit | edit source]
The Inferior Salivary Nucleus is situated in the lower part of the pons, near the medial longitudinal fasciculus. It is one of the four salivary nuclei in the brainstem, the others being the Superior Salivary Nucleus, the Dorsal Salivary Nucleus, and the Lateral Salivary Nucleus.
Function[edit | edit source]
The Inferior Salivary Nucleus is part of the parasympathetic nervous system. It sends signals to the submandibular and sublingual glands, stimulating them to produce saliva. This process is crucial for the initial stages of digestion, as saliva helps to moisten food and initiate the breakdown of carbohydrates.
Clinical Significance[edit | edit source]
Damage to the Inferior Salivary Nucleus can result in xerostomia, a condition characterized by dry mouth due to reduced or absent saliva flow. This can be caused by various conditions such as stroke, Parkinson's disease, and certain medications.
See Also[edit | edit source]
References[edit | edit source]
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Contributors: Prab R. Tumpati, MD
