Question 1

Which of the following best defines psychology?

Accepted Answer

The scientific study of behavior and mental processes.

Question 2

A researcher wants to study the effect of a new drug on memory. She randomly assigns participants to receive either the drug or a placebo. What is the independent variable in this experiment?

Accepted Answer

The type of substance administered (drug or placebo).

Question 3

Which of the following is NOT one of the four goals of psychology?

Accepted Answer

To manipulate behavior.

Question 4

A PET scan is primarily used to:

Accepted Answer

Measure brain activity by detecting radioactive tracers.

Question 5

Which of the following best illustrates a positive correlation?

Accepted Answer

As hours spent studying increase, exam scores also increase.

Question 6

In a double-blind study, who is unaware of which participants are in the experimental or control group?

Accepted Answer

Both the participants and the researchers.

Question 7

Which part of the neuron receives incoming signals from other neurons?

Accepted Answer

Dendrite

Question 8

A person who helps clients cope with social and emotional problems, often in community settings, is most likely a:

Accepted Answer

Social worker

Question 9

Which of the following best describes the function of Broca's area?

Accepted Answer

Production of speech

Question 10

According to the opponent processing theory of color, which pairs of colors are processed together?

Accepted Answer

Red-green, blue-yellow, black-white

Question 11

Which of the following is a major ethical principle in psychological research?

Accepted Answer

Obtaining informed consent from participants.

Question 12

Which neurotransmitter is most closely associated with mood regulation and is often targeted by antidepressant medications?

Accepted Answer

Serotonin

Question 13

A person who experiences withdrawal symptoms after stopping a drug is showing signs of:

Accepted Answer

Dependence

Question 14

Which of the following best describes the function of the hippocampus?

Accepted Answer

Formation of new memories

Question 15

If a person is able to communicate thoughts telepathically, which type of ESP (extrasensory perception) is this?

Accepted Answer

Telepathy

Question 16

Which of the following is NOT a subdivision of the peripheral nervous system?

Accepted Answer

Central nervous system

Question 17

A person who sees a car accident but does not help because others are present is demonstrating which psychological phenomenon?

Accepted Answer

Bystander effect

Question 18

Which of the following best describes the difference between manifest and latent content in dreams?

Accepted Answer

Manifest content is the actual storyline of the dream, while latent content is the hidden psychological meaning.

Question 19

Which of the following is a multi-step problem involving sleep theories: If a student stays up all night studying and then feels tired and irritable the next day, which two theories explain why sleep is necessary, and what are their main points?

Accepted Answer

Restorative theory (sleep restores the body and mind) and adaptive theory (sleep evolved to protect us during dangerous periods).

Question 20

Which of the following best describes the function of the iris in the eye?

Accepted Answer

Controls the size of the pupil to regulate the amount of light entering the eye.

Introduction to Psychology: Chapters 1–4 Study Guide

Study Guide - Practice Questions

Study Guide - Flashcards