In 2007 in the U

question 30

Multiple Choice

In 2007 in the U.S., adults between the ages of 25 and 64 experienced

• A) about 800,000 deaths
• B) nearly 120,000 deaths
• C) almost 375,000 deaths
• D) approximately 597,000 deaths
• E) nearly 1.2 million deaths

---

Definitions:

Cross-tolerance

A phenomenon where tolerance to the effects of a certain drug produces tolerance to another drug, usually because both drugs are similar in their effects or mechanisms of action.

Polysubstance Disorder

A condition characterized by the misuse of multiple substances or drugs, either simultaneously or at different times.

Tolerance

The process by which the body increasingly adapts to a substance (like alcohol or drugs), requiring larger amounts to achieve the original effect.

Drugs

Substances that have physiological effects upon ingestion or introduction into the body, often used medicinally but also for recreation or performance enhancement.