HD 101 Study Guide - Quiz Guide: Prefrontal Cortex, Emerging Adulthood And Early Adulthood, Binge Eating

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Chapter 9: age of onset puberty. Age 8 to 14 is the most likely age of visible onset. Girls start the process earlier than boys. Parts of the body that are directly involved in reproduction. Includes: vagina, uterus, ovaries, testicles, and penis: secondary. Physical traits that are not directly involved in reproduction but that indicate sexual maturity. Affected individuals voluntarily under eat and often over exercise, depriving their vital organs of nutrition. Characteristic includes: being overly concerned about the nutrition label on a product: bulimia. Eating disorder characterized by binge eating and subsequent purging, usually by induced vomiting and/or use of laxatives. The prefrontal cortex is the last to mature. Limbic system (fear, emotional impulses) matures before the prefrontal cortex. Many adolescents are driven by the excitement of new experiences and sensations- forgetting the caution that their parents have tried to instill. When emotions are intense, especially when friends are around, the logical part of the brain shuts down.