In this video I provide a comprehensive overview of the many subfields of psychology and how these fit together to provide a deeper understanding of the complexity of human thought and behavior. These include units on history and early approaches, research methods, biological bases of behavior, sensation and perception, states of consciousness, learning theory and behaviorism, memory, language and cognition, … Read More
Stages of Sleep
In this video I introduce the different stages of sleep and the brain waves associated with each. NREM Stages 1 and 2 are characterized by theta waves, while NREM Stage 3 slow-wave sleep is associated with delta waves. REM sleep features increased brain activity, heart rate, respiration, and sexual arousal, accompanied by rapid eye movements and body paralysis and is … Read More
The Circadian Rhythm
In this video we’ll consider a different state of consciousness that occurs during sleep. Our pattern of wakefulness and drowsiness varies throughout the course of the day and this is known as our circadian rhythm. This cycle is influenced by zeitgebers which help to set our internal clock. The most prominent of these is light, which actives the suprachiasmatic nucleus … Read More
Freud’s Personality Structure
Freud proposed a structural organization of personality with three main components; the id, the ego, and the superego. The id was the raw animal drives of the personality. These included drives for food, sex, and aggression, which were driven by libido, the psychic energy of the mind. This psychic energy came in two forms, Eros (the life instinct) with drives … Read More