Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
To become larger in quantity or intensity. In the context of neural firing, it refers to an elevation in the frequency and/or strength of electrical impulses traveling through neurons.
Related terms
Facilitation: The process by which a neuron becomes more likely to fire due to repeated stimulation.
Excitatory neurotransmitter: A chemical messenger that increases the likelihood of a neuron firing an action potential.
The shift in electrical charge across a neuron's membrane towards a positive value, making it more likely for the neuron to generate an action potential.