1. Human Growth and Development
Life Stages

2. Basic Definitions
Growth=measurable physical changes that occur throughout a person’s life
Development=changes in intellectual, mental, emotional, social, and functional skills that occur over time
Life stages=stages of growth & development from birth to death

3. Basic Definitions
Puberty=development of the sexual organs & secondary sexual characteristics
Anorexia nervosa (anorexia)=psychological disorder in which a person drastically reduces food intake or refuses to eat at all. Results in metabolic disturbances, excessive weight loss, weakness, & death if not treated
Bulimia=psychological disorder in which a person alternately binges (eats excessively) & then fasts, or refuses to eat at all.

4. Basic Definitions
Bulimarexia=psychological condition in which a person eats excessively & then uses laxatives or vomits to get rid of the food
All 3 eating disorders are more common in females than males and usually occur during adolescence
Chemical abuse=use of substances such as alcohol or drugs & the development of a physical and/or mental dependence on them. Frequently begins in adolescence

5. Basic Definitions
Suicide=found in many life stages, is one of the leading causes of death in adolescents
Alzheimer’s disease=progressive, irreversible disease involving memory loss, disorientation, deterioration of intellectual function, and speech and gait disturbances.
Usually occurs in late adulthood
Short-term memory is usually first to decline

6. Types of Growth & Development
Physical=body growth (ht & wt changes, muscle & nerve development, & changes in body organs)
Mental or Cognitive=intellectual development (how to solve problems, make judgements, & deal with situations)
Emotional=feelings (dealing with love, hate, joy, fear, & excitement)
Social=interactions & relationships with others

7. 7 Life Stages Infancy: birth to 1 year Early childhood: 1-6 years
Late childhood: years
Adolescence: years
Early adulthood: years
Middle adulthood: years
Late adulthood: 65 years and older

8. 7 Life Stages
Read assigned information about the 7 life stages