In the Process Illustrated in This Figure,the Binding of Neurotransmitter

question 25

Short Answer

In the process illustrated in this figure,the binding of neurotransmitter coupled with the activation of a nearby receptor leads to the ejection of a molecule of ____________________,allowing ____________________ and ____________________ to enter the cell.

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Definitions:

Electrochemical Impulses

Bioelectrical signals that transmit information between neurons in the nervous system.

Light

Electromagnetic radiation within a certain portion of the electromagnetic spectrum, visible to the human eye.

Sensory Thresholds

The minimum level of stimulus intensity required to be perceived or detected by the sensory systems.

The Pupil

The opening in the center of the iris of the eye, through which light enters.