Nervous system - Wikipedia
Neuroscience is the field of science that focuses on the study of the nervous system. The nervous system derives its name from nerves, which are cylindrical bundles of fibers (the axons of …
Nervous System: What It Is, Parts, Function & Disorders - Cleveland Clinic
2023年11月16日 · Your nervous system uses nerve cells called neurons to send signals, or messages, all over your body. These electrical signals travel among your brain, skin, organs, …
Nervous system | Definition, Function, Structure, & Facts
2025年1月15日 · A nervous system can be defined as an organized group of cells, called neurons, specialized for the conduction of an impulse—an excited state—from a sensory …
Overview of the nervous system: Structure and function - Kenhub
2023年11月3日 · Neurons, or nerve cell, are the main structural and functional units of the nervous system. Every neuron consists of a body (soma) and a number of processes …
What is the Nervous System? - News-Medical.net
2022年9月4日 · The neuron, the basic unit of the nervous system, is a specialized conductor cell that receives and transmits electrochemical nerve impulses between the brain and the rest of …
human nervous system - Encyclopedia Britannica
2025年1月8日 · The human nervous system is the series of cells and nerve tracts that conduct stimuli from sensory receptors in the periphery to receptors in the brain and spinal cord and …
Nervous System (Human Anatomy): Functions, Organs, Diseases - WebMD
2023年5月12日 · Fibers called nerves carry important messages back and forth between your body and your brain. That network -- your nervous system -- has two parts: Your brain and …
Nervous System - The Definitive Guide | Biology Dictionary
2017年2月13日 · The nervous system maintains internal order within the body by coordinating the activities of muscles and organs, receives input from sense organs, trigger reactions, …
The nervous system: Facts, function and diseases | Live Science
2023年3月15日 · Structurally, the nervous system has two components: the central nervous system and the peripheral nervous system. According to the National Institutes of Health, the …
Nerves: Types, Function & Anatomy - Cleveland Clinic
2022年3月22日 · Your nerves help the two parts of your nervous system communicate with each other: Your peripheral nervous system is the network of nerves that transmit (carry) signals …