PSYC 3403 Lecture Notes - Lecture 9: Traumatic Brain Injury, Drug Abuse Resistance Education, Mothers Against Drunk Driving

• School: Carleton University
• Department: Psychology
• Course: PSYC 3403
• Professor: John Weekes

Document Summary

Traumatic brain injury and substance abuse devon madill. General search (use of keywords, focus on predominant authors, search references) When an external force injures the brain. Closed tbi: skull remains intact but there is a risk of internal bleeding, damage is more diffuse, example: concussion. Open tbi: skull is penetrated, damage is more focal, example: gunshot wound. Loss of consciousness when an individual is unable to perceive and respond. Tbi severity can be measured by time spent unconscious. Severity: mild loc time is <10 minutes, moderate loc time is 10 minutes 6 hours, severe lot time is >6 hours. Causes: falls, road accidents, sports, and assaults. Risk factors: childhood (highest risk of any age group, adolescence to adulthood (males at highest risk, geographic region (urban youth at higher risk, alcohol and substance abuse (higher risk, especially in adolescence and young adulthood) Developmental stage causes vulnerability to less developed skills. Neuroplasticity the brain"s ability to adapt and rewire its circuits.