AP Psychology Semester 1 Review

Deborah C. Escalante

AP Psychology Semester 1 Review
AP Psychology Semester 1 Review

If you’ve recently finished your first semester of AP Psychology, you’re probably thinking about how you can best prepare for the second half of the course. Luckily, we’ve got you covered. In this comprehensive review, we’ll cover the most important topics and concepts that you need to know in order to ace the second half of the course.

The Biological Bases of Behavior

This unit covers how biological factors like genetics, hormones, and the nervous system impact behavior. You’ll want to make sure you understand the basics of how neurons communicate with each other, as well as the different parts of the brain and their functions. Additionally, you should be familiar with the most common drugs and their effects on the body and mind.

Sensation and Perception

In this unit, you’ll learn about how we perceive the world around us through our senses. Topics covered include sensation, attention, perception, and disorders like color blindness and deafness. Be prepared to understand the details of how our eyes, ears, and other sensory organs work together to create our experiences of the world.

States of Consciousness

This unit covers sleep, dreams, hypnosis, and altered states of consciousness. Make sure you can distinguish between the different stages of the sleep cycle, and understand the theories about why we dream. Additionally, you’ll want to have an understanding of how hypnosis works, and how different substances like alcohol and drugs can impact consciousness.

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In the learning unit, you’ll learn about the different types of learning and conditioning, including classical and operant conditioning, observational learning, and the importance of reinforcement and punishment. You’ll also be introduced to concepts like memory and cognition.


This unit covers the major theories of personality, including Freud’s psychoanalytic theory, trait theory, and humanistic psychology. You should be able to identify the key components of each theory, as well as their strengths and weaknesses.

Developmental Psychology

In this unit, you’ll learn about the physical, cognitive, and socioemotional development of individuals over the lifespan. You’ll want to be familiar with concepts like attachment theory, Erikson’s stages of psychosocial development, and Piaget’s theory of cognitive development.

Social Psychology

This unit covers how individuals interact with others, including topics like conformity, obedience, stereotypes, and prejudice. You’ll want to understand the different factors that influence social behavior, like group membership, situational factors, and individual differences.

Abnormal Psychology

The final unit of the course covers mental disorders, including their symptoms, causes, and treatments. You’ll want to be familiar with the major categories of disorders, like mood disorders, anxiety disorders, and personality disorders. Additionally, you should have a basic understanding of how mental health professionals diagnose and treat these disorders.


With this comprehensive review of AP Psychology Semester 1, you should be well on your way to acing the second half of the course. Make sure to review the key concepts and regularly quiz yourself on the material. Good luck!

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