Alcohol and Drug Counselor (ADC) Exam practice questions and answers 2026. Tap an option to test yourself — you'll see the correct answer and a plain-English explanation for every question. Free, no login.
Q21Which of the following vitamins is NOT water-soluble?
✓ Correct answer: A. Vitamin K
Answer: Vitamin K Vitamin K is a fat-soluble vitamin, which means it is stored in the body's fatty tissue and liver. The other options — Vitamin B12, Vitamin C, and Vitamin B6 — are all water-soluble, meaning they dissolve in water and are not stored in the body.
Q22Which of the following BEST describes the occurrence of disruptive behavior in adolescents?
✓ Correct answer: A. Intermittent
Answer: Intermittent Disruptive behavior in adolescents is rarely constant or always present. It is much more likely to be intermittent, with fluctuations influenced by multiple factors such as environmental stressors and interpersonal relationships. Professionals dealing with adolescents can anticipate varying patterns of behavior that react to psychosocial pressures.
Q23Which of the following MOST accurately describes nicotine?
✓ Correct answer: D. It is a stimulant
Answer: It is a stimulant Nicotine is a stimulant. It increases neurotransmitter activity, enhancing brain alertness and focus. It is not a depressant, hallucinogen, or barbiturate.
Q24Which of the following is the MOST crucial factor for successful collaboration in a multidisciplinary team for patient care?
✓ Correct answer: C. Clear Communication
Answer: Clear Communication Clear communication is paramount in ensuring all members of a multidisciplinary team are aligned with patient care goals, facilitating the best outcomes. While hierarchy management, resource allocation, and standardized procedures are valuable, without clear communication, these factors cannot be effectively coordinated.
Q25What happens if a person taking Naltrexone does not use opioids?
✓ Correct answer: B. Nothing
Answer: Nothing Naltrexone is used to treat opioid use disorders by blocking the euphoric and sedative effects of opioids. The effects of Naltrexone do not manifest in the absence of opioid use. If a person does not use opioids, neither unpleasant physical reactions nor unpleasant psychological reactions will occur as a result of taking Naltrexone.
Q26How does the involvement of a child’s school and teachers influence the treatment outcomes for a child with behavioral issues?
✓ Correct answer: B. It is important in producing positive outcomes
Answer: It is important in producing positive outcomes In the treatment of children with behavioral issues, research confirms that the involvement of the child's school and teachers is important in producing positive outcomes. This differs from the traditional approach of minimizing external involvement to allow a child to focus on personal therapy sessions.
Q27Which of the following represents an advanced symptom of severe alcohol withdrawal?
✓ Correct answer: B. Seizures
Answer: Seizures Seizures are considered an advanced symptom of severe alcohol withdrawal. Anxiety and tremors are considered mild symptoms of alcohol withdrawal.
Q28What does the research suggest about long-term outcomes for individuals with treatment-resistant depression who are NOT treated with electroconvulsive therapy (ECT)?
✓ Correct answer: C. Outcomes are poor for these patients
Answer: Outcomes are poor for these patients There is extensive research indicating that long-term outcomes for individuals with treatment-resistant depression who are not treated with ECT are very poor, including high rates of hospitalization and suicide. Though ECT may not be suitable for everyone due to individual factors, the overarching tone of the research underscores its effectiveness in many cases.
Q29Which of the following would be LEAST helpful in an initial therapy session with a client experiencing mood disorders?
✓ Correct answer: C. Directly questioning the client's coping skills bluntly
Answer: Directly questioning the client's coping skills bluntly In an initial therapy session, it is essential to build trust and communication with the client. This includes understanding their mood and collecting information about their situation in a supportive and non-judgmental way. Bluntly questioning the client's coping skills can feel confrontational and may hinder the development of a therapeutic alliance. It's generally more effective to explore these aspects gently and empathetically.
Q30Which of the following is the MOST widely used medication-assisted treatment (MAT) for alcohol use disorder in the United States?
✓ Correct answer: C. Naltrexone
Answer: Naltrexone Naltrexone is the most widely used medication-assisted treatment (MAT) for alcohol use disorder in the United States. Naltrexone works by blocking the euphoric effects and feelings of intoxication from alcohol, which can help people reduce their drinking behaviors. Disulfiram is an older medication that causes unpleasant effects if alcohol is consumed, but it's not as commonly used as Naltrexone. Methadone is not used for alcohol use disorder; it is primarily used for opioid use disorder.
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