Anococcygeal nerve

A bundle of neurons (nerve cells); specifically, a bundle of axons which are the motor processes of neurons which carry nervous impulses in the direction away from the cell ...

nerve

Health care; Cancer treatment

A bundle of fibers that receives and sends messages between the body and the brain. The messages are sent by chemical and electrical changes in the cells that make up the nerves.

nerve

Biology; Zoology

A bundle of neurons, or nerve cells. More properly, it is a bundle of axons.

nerve

Science; General science

A group of nerve fibers coursing together as a bundle in the peripheral nervous system. The individual fibers are covered by Schwann cells, many of which contain large amounts of ...

neurons

Anatomy; Nervous system

Neurons or neurones are the core constituents of the nervous system (this was discovered by the Spanish anatomist Santiago Ramón y Cajal in the 20th century). They are formed by a ...

esophageal plexus

Anatomy; Nervous system

The esophageal plexus is formed by fibers from two sources: branches of the vagus nerve and visceral branches of the sympathetic trunk. The esophageal plexus and the cardiac ...

ethmoidal nerves

Anatomy; Nervous system

The ethmoidal nerves, which arise from the nasociliary nerve, supply the ethmoidal cells; the posterior branch leaves the orbital cavity through the posterior ethmoidal foramen ...

external laryngeal nerve

Anatomy; Nervous system

The external laryngeal nerve is the smaller, external branch (ramus externus) of the superior laryngeal nerve. It descends on the larynx, beneath the sternothyroid muscle, to ...

external nasal nerve

Anatomy; Nervous system

The external nasal branches (or external nasal nerve) are terminal branches of the anterior ethmoidal nerves (from the ophthalmic division of the trigeminal nerve, CN V), and ...

facial nerve

Anatomy; Nervous system

The facial nerve is the seventh (VII) of twelve paired cranial nerves. It emerges from the brainstem between the pons and the medulla, and controls the muscles of facial ...