Cranial Nerve X - Vagus Nerve

The vagus nerve, identified as cranial nerve X, originates in the area between the pons at the base of the brain stem and the spinal column, and extends down through the neck into the chest and abdomen. The vagus nerve includes both sensory and motor nerves and, although they contain both voluntary and involuntary branches, the involuntary members predominate. The voluntary components are motor fibers that carry impulses to muscles in the larynx to aid in speech and swallowing. Other sensory ...

Anatomy Explorer


Zoom in/out: Click +/-

Move up/down/left/right: Click compass arrows

Rotate image: Click and drag in any direction, anywhere in the frame

Identify objects: Click on them in the image

2D Interactive3D Rotate & Zoom
Change Anatomical System
Change View Angle

    Full Cranial Nerve X - Vagus Nerve Description

    [Continued from above] . . . fibers carry impulses from the lining of the larynx, pharynx, esophagus, thorax and abdomen to the brain. The involuntary motor fibers supply the heart and several of the smooth muscles and glands in the organs of the thorax and abdomen. Since these nerves are the tenth pair of cranial nerves, they are numbered X.