Overview
Neurons are the fundamental units of the nervous system, responsible for transmitting information throughout the body. Each neuron consists of a cell body, dendrites, and an axon, which work together to process and relay signals. The communication between neurons occurs at synapses, where neurotrans...
Key Terms
Example: Motor neurons control muscle movements.
Example: Dendrites collect information from other neurons.
Example: The axon can be several feet long in some neurons.
Example: Neurotransmitters are released at the synapse.
Example: Diseases like multiple sclerosis damage the myelin sheath.
Example: Dopamine is a neurotransmitter involved in reward.
Related Topics
Neuroplasticity
The ability of the brain to change and adapt as a result of experience.
intermediateNeurotransmission
The process by which signaling molecules are released by a neuron and bind to receptors on another neuron.
intermediateCentral Nervous System
The part of the nervous system consisting of the brain and spinal cord.
intermediateKey Concepts
axondendritesynapsemyelin sheath