Neuron

This neuron model is enlarged 2500 times and shows the electron microscopic structure of the neuron, including a separate modulated nerve fiber. It is mounted on a base, is hand-painted for accurate colouring and detailing, and is supplied with an English key card to identify the numbered structures. It is intended for educational use in biology and medical training.

Size 42 x 30 x 13 cm approx. Weight 1 kg approx.

A neuron, also known as a nerve cell, is the fundamental unit of the nervous system. It is a specialized cell that transmits information throughout the body via electrical and chemical signals. These signals allow us to think, feel, move and perform various bodily functions.

Structure

Neurons typically have three main parts:

• Cell body (soma): contains the nucleus and other essential cellular components
• Dendrites: branch-like extensions that receive signals from other neurons
• Axon: a long, slender projection that transmits signals away from the cell body

Function

Neurons communicate with each other and with other cells (like muscle cells) through a combination of electrical and chemical signals.

• Electrical signals: travel along the axon and are needed for rapid communication
• Chemical signals (neurotransmitters): released at the synapse (the junction between neurons) to transmit information to the next cell

Types

There are many different types of neurons, classified by their structure and function. For example, sensory neurons carry information from the senses to the brain, while motor neurons carry signals from the brain to muscles.