Simplify the Expression

question 1

Multiple Choice

Simplify the expression.

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Definitions:

Synaptic knob

The bulbous end of a nerve fiber where neurotransmitters are stored before being released into the synaptic cleft to transmit nerve impulses.

Axon branches

Projections from the neuron's axon that transmit electrical impulses to different areas, facilitating communication within the nervous system.

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.