Nerves are clusters of cells called neurons. They send electrical signals throughout your body to control sensations, movement and other functions.

Nerves have historically been considered the basic units of the peripheral nervous system. A nerve provides a common pathway for the electrochemical nerve impulses called action potentials that are …

nerve, in anatomy, a glistening white cordlike bundle of fibres, surrounded by a sheath, that connects the nervous system with other parts of the body. The nerves conduct impulses toward or away from the …

Oct 30, 2023 · Nerves are the functional and structural units of the peripheral nervous system (PNS). They are composed of groups of individual specialized cells called neurons (or nerve cells), which …

Several cranial nerves and most spinal nerves are involved in both the somatic and autonomic parts of the peripheral nervous system. Spinal nerves emerge from the spinal cord through spaces between …

Dec 26, 2025 · Key Takeaways The central nervous system includes the brain and spinal cord. The peripheral nervous system connects the central nervous system with motor, sensory, and autonomic …

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 nerve and …

5 days ago · Nerves are bundles of axons in the peripheral nervous system (PNS) that act as information highways to carry signals between the brain and spinal cord and the rest of the body.

Nov 16, 2023 · Your nervous system is made up of your brain, spinal cord and nerves. It carries messages between your brain and the rest of your body.

The somatic nervous system consists of nerves that connect the brain and spinal cord with muscles controlled by conscious effort (voluntary or skeletal muscles) and with sensory receptors in the skin.