PSYC18H3 Chapter Notes - Chapter 2: Facial Symmetry, John Bowlby, Social Status
Document Summary
S evolution- theory of how species developed, has become central concept of biology; offers insight into nature of emotions: darwin advanced his theory of evolution by showing similarity of human emotional expressions to those of other animals. Concepts tht shed light on evolution of emotions will be discussed below. -> we"re ultra-social species who"s chances of survival rest on upon evolutionary influenced capacities to form strong relationships. Adaptation adaptation- genetically based traits tht allow organism to cope well with specific selection pressures & to survive & reproduce: table 2. 1 -examples of adaptations. Emotional response to baby-like cues humans have 10,000 taste buds; preference for sweet tastes help identify foods of nutritional value; when you eat turnip/cabbage you"re getting sub-lethal dose of such toxins. -> distaste for bitter foods helps us to avoid toxins reproducing w/ healthy mates who"re likely to help produce & care for offspring makes these offspring more likely to be healthy, to survive, & to reproduce themselves.
