Examlex
The "on" state of the neuron may also be referred to as a __________.
Substance
A form of matter with a constant chemical composition and characteristic properties.
Troubles
Difficulties or problems causing distress or worry in an individual's personal life.
Compulsion
A strong, usually irresistible urge to perform an act, especially one that is irrational or contrary to one's will.
Obsession
A persistent, intrusive thought, idea, or image that causes significant stress or anxiety.
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