Nucleus ambiguus

The nucleus ambiguus is a collection of nerve cells ( core area ) in the region of the tegmentum of the medulla oblongata.

He is a viszeromotorischer core, leaving the axons of the cranial nerves glossopharyngeal, vagus and accessory nerve to the brain. The nerve cells control so that the muscles of the pharynx and palate, larynx and the sternocleidomastoid muscle and the trapezius muscle.

Receives afferents of the nucleus ambiguus on the corticonuclear tract from the cerebral cortex and from the spinal trigeminal nucleus.