Which of the Following Is NOT True of All Neurotransmitters

question 2

Multiple Choice

Which of the following is NOT true of all neurotransmitters?

• A)They are chemicals.
• B)They are stored in synaptic vesicles.
• C)They are released across the synaptic space.
• D)They increase the likelihood that the next neuron will fire.

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Definitions:

Local Potential

Changes in the electric potential of a neuron's membrane that are confined to a small area, unlike action potentials that can spread.

Neurotransmitters

Chemicals released by nerve cells to transmit signals across a synapse to another nerve cell, muscle cell, or gland cell.

Synaptic Cleft

Space between the presynaptic and the postsynaptic membranes.

Postsynaptic Membrane

The part of the cell membrane of a neuron that is on the receiving end of a synapse, where neurotransmitter receptors are located.