Opiates Are Drugs

question 156

Multiple Choice

Opiates are drugs:

• A) that speed up activity in the central nervous system.
• B) capable of influencing perception, mood, cognition, or behaviour.
• C) that slow down activity in the central nervous system.
• D) derived from a poppy that relieve pain and produce euphoria.

---

Definitions:

Arrival Rate

The frequency at which entities arrive in a system, typically measured per unit of time.

Little's Law

A theorem in queuing theory that states the long-term average number of customers in a stationary system is equal to the long-term average effective arrival rate multiplied by the average time a customer spends in the system.

Mean Service Rate

The average rate at which a service process completes or services customers in a given time period.

Probability

The likelihood of an event happening, measured on a scale from 0 (impossibility) to 1 (certainty).