Psychoactive Substances Are Substances That ____

question 17

Multiple Choice

Psychoactive substances are substances that ____.

• A) alter moods, thought processes, or other psychological states
• B) are considered illicit drugs only
• C) have dependence potential but not abuse potential in users
• D) are available over-the-counter

---

Definitions:

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Axon Membrane

The lipid bilayer covering the axon of a neuron that facilitates the conduction of electrical impulses.

Positive Ions

Entities such as atoms or molecules that possess a net positive charge due to the loss of one or more electrons.

Action Potential

Action Potential is a rapid and momentary electrical charge that travels along a neuron, triggering the release of neurotransmitters and the transmission of signals.