Examlex
Osmosis is the process of water moving down the concentration gradient.
Neurotransmitter
A chemical substance released at the end of a nerve fiber by the arrival of a nerve impulse, which diffuses across the synapse or junction, causing the transfer of the impulse to another nerve fiber, a muscle fiber, or some other structure.
Cell body
The main part of a neuron or other cell, containing the nucleus and various organelles.
Organelles
Specialized structures within a cell that perform specific functions necessary for the cell's life.
Axon
A type of nerve fiber that is typically long and branches far from the cell body. Its function is to send information away from the cell body.
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