PSY 09218: Lifespan Development

Uncover the mystery behind reversed-color afterimages and how our eyes decode them. Explore the role of cones and the importance of Hering's opponent-process theory. Break down other vision theories and their relevance to our color perception.

Explore the divisions of the nervous system and discover which one is responsible for the startle response. Learn about the roles of the parasympathetic, central, somatic, sympathetic, and autonomic systems in our body's functioning.

This video introduces various subfields of psychology, each offering unique perspectives on different aspects of human behavior. From Counseling Psychology addressing emotional, social, and health-related concerns to Industrial Psychology applying psychological principles in organizations, it provides a comprehensive overview of the diverse domains within the field of psychology.

Discover the essential process of neural pruning in brain development, distinct from creating new connections, managing neural waste, or increasing brain weight. Uncover how this natural "clean-up" refines our neural network, making our brains more efficient in processing information. Explore the impact of neural pruning on cognitive growth and the interaction between genetics and environment in brain development.

Discover the intricacies of our olfactory system and how it connects to emotions and memories. Learn how odorant molecules interact with receptors and influence brain regions. Grasp why certain smells can evoke powerful feelings or vivid recollections.

Discover the concept of physiological arousal and how various psychological theories interpret it into emotions. Learn about the role of context in defining our emotions through the Two-Factor Theory. Grasp the significance of cognitive labeling in different scenarios.