__________ Is a Process by Which Used Neurotransmitters Are Ejected

question 174

Multiple Choice

__________ is a process by which used neurotransmitters are ejected from the postsynaptic receptors, sucked back into presynaptic axon terminals, and repackaged into new synaptic vesicles.

• A) Synaptic reuptake
• B) Neurotransmitter recycling
• C) Synapse renewal
• D) Neurotransmitter destruction

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Definitions:

Receptor Molecules

Proteins located on the cell surface or within cells that bind specific substances, triggering a biological response.

Up-regulation

refers to the process of increasing the response to a stimulus, often involving an increase in the number of receptors on a cell's surface.

Receptor Sites

Specific locations on cell surfaces or within cells where molecules, such as hormones or neurotransmitters, bind to elicit a response.

Membrane-bound Receptor Model

A theory describing how specific proteins located on the cell membrane bind to external molecules, triggering a response inside the cell.