A neuron (American English), neurone (British English), [1] or nerve cell, is an excitable cell that fires electric signals called action potentials across a neural network in the nervous system.

May 12, 2025 · Neurons consist of a cell body, dendrites (which receive signals), and an axon (which sends signals). Synaptic connections allow communication between neurons, …

Nov 10, 2025 · Neurons send signals that help us move, feel, and think. The three main types of neurons are motor neurons, sensory neurons, and interneurons.

Dec 16, 2025 · neuron, basic cell of the nervous system in vertebrates and most invertebrates from the level of the cnidarians (e.g., corals, jellyfish) upward. A typical neuron has a cell body …

Aug 1, 2025 · Neurons vary in size, shape, and structure depending on their role and location. However, nearly all neurons have three essential parts: a cell body, an axon, and dendrites. …

Neurones vary in morphology and size substantially, but all share a number of features . The neuron’s shape has a unique feature. Besides the cell body or soma, neurons have …

Nov 6, 2025 · Endoneurium – Surrounds the axon of an individual neurone. Perineurium – Surrounds a fascicle, which is a collection of neurones. Epineurium – Surrounds the entire …