Which neurotransmitter do many addictive drugs flood the brain's reward pathway with?

After a drug causes an unusually large dopamine surge, what does that reward signal tend to teach the brain?

Many addictive drugs directly or indirectly target which brain system?

Some drugs cause neurons to release abnormally large amounts of neurotransmitters or block their recycling. What is the result?

After repeated drug use, ordinary activities such as sports or music feel less rewarding to Jordan. What brain change best explains this?

A song repeatedly played during substance use later causes an intense urge to use again. What is the song acting as?

What is one normal job of the brain's reward pathway?

Over several months, Priya needs more nicotine to get the same effect she once got from less. What has developed?

A person feels physically ill when a drug is stopped because their body has adapted to its presence. What is this condition called?

What term describes physical or psychological symptoms that occur when a regularly used substance is reduced or stopped?

Which change is the clearest evidence of tolerance rather than withdrawal?

Lee has strong cravings and feels unable to function normally without a drug, even when it causes problems. Which term best describes this pattern?

Which situation best illustrates psychological dependence?

A person who has used opioids regularly stops and then has nausea, sweating, and anxiety. These symptoms are most accurately called what?

At one party, Amir tries a substance for the first time and does not use it again. Which stage of addiction does this pattern match?

Nia uses a substance every weekend but has not increased the amount, has no withdrawal symptoms, and has kept her commitments. Which stage best fits?

A teen continues using a substance before driving despite knowing it can impair driving. Which stage of addiction is best shown?

Morgan keeps using a substance after it causes missed schoolwork and conflict at home, but has no withdrawal symptoms when stopping. Which stage best fits?

Dev uses a substance daily, has increased the amount used, and feels ill when trying to stop. Which stage is most consistent with these signs?

Which evidence most clearly separates experimentation from regular use?

Which professional can prescribe medication as part of treatment for a substance use disorder?

What does a behavioral counselor commonly help a person do during substance use treatment?

In a supervised program, staff help a person safely manage symptoms while a substance is stopped. What is this service called?

What is a defining feature of residential substance use treatment?

What does outpatient substance use treatment usually allow a person to do?

Why might a treatment plan combine medication with counseling or behavioral therapy?

After six months without using a substance, a person uses it once. What is that event called?

A recovery group member shares lived experience, encouragement, and practical guidance with someone seeking treatment. What role is this person providing?

Which people can form a recovery support network for someone working toward sobriety?

Which action is part of relapse-prevention planning?