Solitary tract

Solitary tract is a structure in the brainstem that carries sensory information from the visceral organs. The solitary tract is also known as the gustatory tract, as it carries taste information from the tongue.

Etymology

The term "solitary" in solitary tract comes from the Latin word "solitarius", meaning "alone". This is because the solitary tract is a single, unpaired structure in the brainstem.

Anatomy

The solitary tract is located in the medulla oblongata, a part of the brainstem. It is a thin, white structure that runs longitudinally along the dorsal aspect of the medulla. The solitary tract carries sensory information from the visceral organs to the brain. This information includes taste from the tongue, baroreceptor information from the carotid sinus and aortic arch, and chemoreceptor information from the carotid and aortic bodies.

Function

The primary function of the solitary tract is to carry sensory information from the visceral organs to the brain. This information is used by the brain to regulate various bodily functions, such as heart rate, blood pressure, and digestion. The solitary tract also carries taste information from the tongue to the brain, allowing us to perceive different flavors.

Clinical significance

Damage to the solitary tract can result in a variety of symptoms, depending on the specific location of the damage. These symptoms can include loss of taste, difficulty swallowing, and abnormalities in heart rate or blood pressure.

Related terms

• Medulla oblongata
• Brainstem
• Visceral organs
• Gustatory system
• Baroreceptor
• Chemoreceptor

Solitary tract Resources
Latest articles Most recent articles Ongoing trials	Wikipedia