A nerve is an enclosed, cable-like bundle of nerve fibers (called axons). Nerves have historically been considered the basic units of the peripheral nervous system.

Most of the time when doctors use the term “nerve,” they’re referring to the part of your nervous system outside of your brain and spinal cord. This is called your peripheral nervous system.

Nerve, in anatomy, a glistening white cordlike bundle of fibers, surrounded by a sheath, that connects the nervous system with other parts of the body. The nerves conduct impulses …

: any of the filamentous bands of nervous tissue that connect parts of the nervous system with the other organs, conduct nerve impulses, and are made up of axons and dendrites together with …

Oct 30, 2023 · What is a nerve? In this article we clarify the types of nerves in the body, nerves vs neurons, and explore the cranial and spinal nerves.

NERVE definition: 1. a group of long, thin fibres (= structures like threads) that carry information or instructions…. Learn more.

A nerve cell (neuron) consists of a large cell body and nerve fibers—one elongated extension (axon) for sending impulses and usually multiple branches (dendrites) for receiving impulses.

Jul 16, 2021 · A nerve is a bundle of fibers composed of neurons that uses electrical and chemical signals to transmit sensory and motor information from one body part to another.

Jun 14, 2025 · In this article, a five-part framework for describing nerves will be outlined – site, type of nerve, roots, course, and innervation. This structure can be applied to any peripheral …

Overview of the Nervous System and Brain, Spinal Cord, and Nerve Disorders - Learn about from the Merck Manuals - Medical Consumer Version.