Examlex
Fungiform is one of the four types of papillae found on the tongue.
Sodium Ions
Positively charged atoms of sodium, essential for cellular functions, including the generation and transmission of nerve impulses and the regulation of fluid balance in the body.
Neurotransmitters
Chemical substances in the body that help in transmitting signals across a synapse from one neuron to another.
Synaptic Cleft
A narrow gap between the terminal end of a neuron and the neighbouring neuron or cell, across which neurotransmitters are released for communication.
Passive Diffusion
The movement of substances across a cell membrane without the need for energy input, from an area of higher concentration to an area of lower concentration.
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