Which of the Following Best Defines a Neurotransmitter

question 354

Multiple Choice

Which of the following best defines a neurotransmitter?

• A) a chemical messenger that crosses the synaptic gap between neurons
• B) an electrical impulse that crosses the synaptic gap between neurons
• C) a chemical communicator manufactured by glial cells
• D) a microscopic channel through which sodium and potassium ions pass

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Definitions:

Factory-Tuned

Refers to equipment or systems that have been pre-set or adjusted at the manufacturing site for optimal performance before delivery.

Proportional Controller

A type of feedback control system that outputs a control signal proportional to the error signal, which is the difference between the desired and actual system states.

Process Deviation

Process Deviation refers to the difference between the measured process variable and its desired setpoint, indicating the need for corrective action by the control system.