PSYC18H3 Chapter 2: Chapter 2 book notes on Understanding Emotions
Document Summary
N evolution from other animals has become the central theory in biology, offering insights into the nature of emotion. N darwin; argued that human emotional expressions have some primitive aspects, similar to lower animals: ex: some expression, such as bristling of the hair when scared, or uncovering of the teeth when in rage. N superabundance animals and plants produce more offspring than necessary to reproduce themselves. N variation offspring is somewhat different than others. N natural selection characteristics that allow an individual to be adapted to the environment are selected for; disastrous characteristics are selected against: selection pressures. Features of the environment (social and physical) determine whether or not individual survive and reproduce. N need to find food and water, stay warm. Intrasexual competition occurs within a sex for access to mates. Traits, whether it be strength, beauty, humor, allow some to prevail over others are more likely to be passed on to succeeding generations.
