WGU C180 Introduction to Psychology Complete Test Prep & Practice Exam | Actual Objective Assessment (OA) Review Questions & Detailed Answer Key for Western Governors University

WGU C180 Introduction to Psychology Complete Test Prep
& Practice Exam | Actual Objective Assessment (OA)
Review Questions & Detailed Answer Key for Western
Governors University


Domain 1: Foundations, Research Methods & Biopsychology (Questions 1–35)

1. Which early school of psychology used introspection to analyze the basic
elements of the conscious mind?

 A) Functionalism

 B) Structuralism

 C) Behaviorism

 D) Gestalt Psychology

 Answer: B

,2. William James was a key proponent of which psychological perspective that
focused on how mental activities help organisms adapt to their environment?

 A) Structuralism

 B) Psychoanalysis

 C) Functionalism

 D) Humanism

 Answer: C

3. A researcher observes that as screen time increases, sleep duration decreases.
This is an example of a:

 A) Positive correlation

 B) Negative correlation

 C) Zero correlation

 D) Causal relationship

 Answer: B

4. In an experiment testing a new drug for anxiety, the group receiving a
placebo sugar pill is the:

 A) Experimental group

 B) Control group

 C) Independent variable

 D) Dependent variable

,  Answer: B

5. Which variable is manipulated directly by the experimenter?

 A) Dependent variable

 B) Control variable

 C) Confounding variable

 D) Independent variable

 Answer: D

6. To ensure every participant has an equal chance of being assigned to either
the experimental or control group, researchers use:

 A) Random selection

 B) Random assignment

 C) Naturalistic observation

 D) Double-blind controls

 Answer: B

7. Which structure in the neuron receives incoming signals from other neurons?

 A) Axon

 B) Myelin sheath

 C) Dendrite

 D) Axon terminal

,  Answer: C

8. The electrical impulse that travels down a neuron's axon is called an:

 A) Resting potential

 B) Action potential

 C) Synaptic gap

 D) All-or-none threshold

 Answer: B

9. The gap across which neurotransmitters diffuse to bind with receptor sites is
called the:

 A) Synapse

 B) Dendrite

 C) Nodes of Ranvier

 D) Glial cell

 Answer: A

10. Which neurotransmitter is primarily involved in muscle action, learning, and
memory?

 A) Dopamine

 B) Serotonin

 C) Acetylcholine (ACh)

 D) GABA