PSYC2010 Study Guide - Midterm Guide: General Order, Thyroid Hormones, Somatomedin
12 Mar 2016
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Physical development: changes in the brain and body. Affects development of all body tissues (except brain and genitals) including bone, muscle and organ tissue. Liver and skeleton: somatomedin (igh1)- affects bone and muscle tissue growth. Adrenal gland: adrenal androgens- female height spurt and secondary sex characteristics. Other visible parts of the body that signal sexual maturity. Growth hormone and thyroxine increase around ages 8 to 9. Androgens: more in boys, testosterone: nutrition. Well-balanced diet (esp. during first few years) Effects of milk type on visual activity (brain development) Easier transition to solid food: environment/climate. Hot, tropical vs. cold, artic body types. Seasons, altitudes, sunlight: mental health (emotional well-being) Infants have symptoms similar to marasmus: small, withdrawn, apathetic, anxious. Catch-up growth (critical period), rapid growth of a deprived child after rehabilitation. Oral rehydration therapy and immunization can help. Secular trends: consistent pattern of change over generations. The human brain reaches adult size fast than any other organ.
