PSY 241: Psychobiology

Explore the tenets of deism, a philosophical perspective from the Enlightenment that emphasizes belief in a creator who doesn't intervene in the universe's affairs. Delve into its rise alongside scientific inquiry and its influential proponents, such as Paine, Jefferson, and Franklin.

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.

Unpack the different psychological perspectives on motivation, from biological drives to socio-cultural influences. Understand how internal and external factors shape our desire and commitment. Explore the roles of conscious and unconscious elements in motivating behavior.

Discover how perception shapes experiences through the concepts of absolute and difference thresholds. Understand Marisol's ski trip sensations in terms of these psychological phenomena. Learn how individual factors can create unique perceptual moments.

Discover various psychological interpretations of dreams, from Freud's repressed desires to cognitive processes. Learn about the activation-synthesis model that attributes dreams to random neural activity. Understand how the mind crafts narratives from seemingly random dream sequences.