Key Concepts in Substance Intoxication 16. Answer B. Acute intoxication is characterized by disinhibition, emotional lability, inattention, and impulsivity. Withdrawal symptoms include tremor, anxiety, hyperreflexia, diaphoresis, and autonomic hyperactivity. Sobriety is the quality of being congruent in mood and affect with good impulse control, and situationally appropriate responses. Manic is a state of abnormally elevated […]