A Physiologist Is a Biologist Who Studies

question 2

Multiple Choice

A physiologist is a biologist who studies

• A) function.
• B) structure.
• C) evolution.
• D) genetics.

Learn about the potential of certain behaviors to become addictive and the process of neuroadaptation in drug use.

Understand the impact of user expectations on behavior and perception, particularly in relation to substance use.

Identify and differentiate between various categories of psychoactive drugs, such as stimulants, depressants, opiates, and hallucinogens.

Recognize the physiological and psychological effects of stimulants, including their impact on blood pressure and pain sensitivity.

---

Definitions:

Drive Reduction Theory

A psychological theory that posits that motivation is rooted in the biological need to reduce internal drives, such as hunger or thirst, returning the organism to a state of homeostasis.

Circumplex Model

A model that describes human emotions as existing along two main dimensions: valence (positive to negative) and arousal (high to low).

Valence

In psychology, valence refers to the intrinsic attractiveness(good-ness) or averseness(bad-ness) of an event, object, or situation.

Arousal Level

Arousal level refers to the state of being awake and reactive to stimuli, involving physiological and psychological mechanisms that can vary from low to high intensity.