PSYA02H3 Chapter Notes -Normative Social Influence, Lateral Hypothalamus, Microexpression

• School: UTSC
• Department: Psychology
• Course: PSYA02H3
• Professor: Steve Joordens

Document Summary

Physiological needs -> appropriate body temp, hunger, thirst. Hypothalamus detects changes in level of glucose: a sugar that serves as a primary energy source for the brain and rest of the body: vital energy source for human body; it"s levels monitored by nervous. Highly specialized neurons called glucostats -> can detect glucose levels in fluid. When glucose level drops, glucostats signal hypothalamus that energy supplies = system outside of cell low => hunger increases: after food reaches stomach & intestines, sugars absorbed into bloodstream. Psya02h3: food can be more powerful reinforcer than highly addictive drugs, cravings for a sugar fix a term that seems to imply that addiction to candy bars is comparable to an addiction to a drug like heroin. Psya02h3: impression management: eating less, sometimes people self-consciously control their behavior so that others will see them a, eg. In europe, the typical container of fruit & yogurt is roughly 6 ounces.