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