Generalized Anxiety Disorder Symptoms and Etiology
What symptom pattern is the defining characteristic of generalized anxiety disorder (GAD), and which neurobiological factor is most consistently implicated in its etiology?
A
Ritualistic behaviors; dopamine hyperactivity
B
Discrete panic attacks; excess serotonin production
C
Persistent worry across domains; GABA receptor dysfunction
D
Fear of specific objects; acetylcholine deficiency
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