UTS

• The secretions of various what during adolescence virtually affects every aspect of the adolescent’s life?

  hormones
• Which sex is MORE DISSATISFIED with their physical appearance and their overall body image?

  Females
• At what age do girls reach their peak of self-conciousness and dissatisfaction with their appearance?

  13-15
• Physical self: refers to the BODY.
• The body’s ability to perform its function gradually changes through what?

  aging
• In general, the body performs

  least during what stage of life?

  infancy and old age
• Physical efficiency generally peaks when?

  early adulthood
• what is the age range for early adulthood?

  20-30
• Physical efficiency declines into what?

  Middle age
• Physical development and growth during childhood continue at a SLOW RATE compared to the RAPID RATE of growth in babyhood.
• Adolescence begins with the onset of what?

  puberty
• Life span: refers to the development from conception to death.
• Prenatal: fertilization to birth
• Infancy: birth to 2 weeks of life
• Babyhood: 2 weeks of life to 2nd year
• Early childhood: 2 to 6 years old
• Late childhood: 6 to 10 or 12 years old
• Puberty: 10 to 12 or 14 years old
• Adolescence: 14 to 18 years old.
• Early adulthood: 18 to 40 years old
• Middle adulthood: 40-60 years old
• Late adulthood or senescence: 60 years old to death
• What are the 2 factors affecting physical growth and development?

  hereditary and development
• What is the product of hereditary and the environment?

  physical growth
• Heredity: biological process of the inheritance of traits from parents to offspring
• Environment: refers to the factors an individual is exposed to throughout life, which includes learning and experiences.
• What is determined by the combination of chromosomes and genes during fertilization?

  sex and other physical traits
• Chromosomes: threadlike tissues that carry the genes and are usually found in pairs
• There are how many pairs of chromosome?

  23
• What are the 2 classifications of chromosome?

  autosomes or trait chromosomes and gonosomes or sex chromosomes
• Genes: basic carrier of hereditary traits and are classified as dominant and recessive