The Authors Note That a Brain Without a Peripheral Nervous

question 209

Essay

The authors note that a brain without a peripheral nervous system would be like a radio without a receiver.Explain what is meant by this analogy.

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Definitions:

Reabsorption

The process by which substances are taken back into the bloodstream from bodily fluids or tissues.

Neurotransmitter Molecules

Chemical messengers that transmit signals across synapses from one neuron to another, influencing mental processes and behavior.

Reuptake

A process by which neurotransmitters released into the synaptic cleft are reabsorbed by the presynaptic neuron, helping to terminate the synaptic transmission.

Action Potential

A temporary reversal of the electrical polarization of the membrane of a nerve cell or muscle cell, allowing for the transmission of signals.