100 Summary

Dinesh Ramoo

Key Takeaways

  • Puberty is a period of rapid growth and sexual maturation.
  • Growth proceeds from the extremities toward the torso, which is referred to as distalproximal development.
  • Primary sexual characteristics are changes in the reproductive organs.
  • Secondary sexual characteristics are visible physical changes not directly linked to reproduction, but signal sexual maturity.
  • The limbic system, which regulates emotion and reward, is linked to the hormonal changes that occur at puberty.
  • The last quarter of the twentieth century has seen a decline in Canada’s teenage pregnancy rate, reflecting the availability of contraceptives and increasing awareness of the risks of unprotected sex.
  • Although eating disorders can occur in children and adults, they frequently appear during the teen years or young adulthood.
  • During the formal operational stage, adolescents are able to understand abstract principles, which have no physical reference.
  • Erikson believed that the primary psychosocial task of adolescence was establishing an identity.
  • Phinney’s model of ethnic identity formation is based on Erikson’s and Marcia’s model of identity formation.
  • The time spent with families may be a reflection of a teenager’s greater desire for independence or autonomy.

About the author


Icon for the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License

Developmental Psychology: A Canadian Perspective Copyright © 2022 by Dinesh Ramoo is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

Share This Book