Vagus nerve

Nervus vagus

The tenth cranial nerve emerges from the medulla oblongata and exits the skull through the jugular foramen. It descends in the carotid sheath alongside the internal jugular vein and carotid artery. It gives off the recurrent laryngeal nerve and provides branches to the heart, lungs, and abdominal organs.

Tipo Nerve
Sistema corporal Nervous
Región corporal Neck
Estructura principal cranial nerve
Nombre latino Nervus vagus
FMA ID 5731

Función

The longest cranial nerve (CN X), providing parasympathetic innervation to most thoracic and abdominal viscera. Controls heart rate, peristalsis, sweating, speech, and various reflex actions including coughing, swallowing, and the gag reflex.

Significado clínico

Vagus nerve stimulation is used to treat drug-resistant epilepsy and depression. Vagal tone affects heart rate variability. Vagotomy was historically used to treat peptic ulcers. Recurrent laryngeal nerve injury during thyroid surgery causes hoarseness.

Preguntas frecuentes

What is the Vagus nerve?
The tenth cranial nerve emerges from the medulla oblongata and exits the skull through the jugular foramen. It descends in the carotid sheath alongside the internal jugular vein and carotid artery. It gives off the recurrent laryngeal nerve and provides branches to the heart, lungs, and abdominal or
What is the function of the Vagus nerve?
The longest cranial nerve (CN X), providing parasympathetic innervation to most thoracic and abdominal viscera. Controls heart rate, peristalsis, sweating, speech, and various reflex actions including coughing, swallowing, and the gag reflex.
What body system is the Vagus nerve part of?
The Vagus nerve is part of the Nervous.
What conditions affect the Vagus nerve?
Vagus nerve stimulation is used to treat drug-resistant epilepsy and depression. Vagal tone affects heart rate variability. Vagotomy was historically used to treat peptic ulcers. Recurrent laryngeal nerve injury during thyroid surgery causes hoarseness.
Where is the Vagus nerve located?
The Vagus nerve is located in the Neck region of the body.

Estructuras relacionadas

Aviso médico

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