presynaptic

Adjective

Meaning

presynaptic (not comparable)

(cytology) In a synapse, of or pertaining to the neuron that releases neurotransmitter into the synaptic cleft.

Related terms

Phrases with the word

Examples

After release dopamine can either be taken up again by the presynaptic terminal, or broken down by enzymes. Source: Internet

Acetylcholine is released from presynaptic neurons into the synaptic cleft. Source: Internet

Amphetamine can enter the presynaptic neuron either through DAT or by diffusing across the neuronal membrane directly. Source: Internet

Afterward, inside the presynaptic terminal, a new set of vesicles are moved into position next to the membrane, ready to be released when the next action potential arrives. Source: Internet

Chemical synapses pass information directionally from a presynaptic cell to a postsynaptic cell and are therefore asymmetric in structure and function. Source: Internet

Drugs that block the presynaptic serotonin transporter are used for treatment, such as Prozac and Zoloft. Source: Internet

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