Factors that influence development

• Factors influencing development


  • Genetic Differences
  • Interaction between heredity and environment
  • Mutations
  • Environmental Factors
• Genetic Differences


  • Ear size
  • Eye colour
  • Curved OR Straight pinkies
  • Dimples OR no Dimples
  • Mid-digit hair OR no mid-digit hair

  
• Mutations - terminology


  • Mutations
  • Mutant
  • Gene Mutations
  • Chromosomal Mutations
  • Mutagenic Agents
• Mutations - examples


  • Downs Syndrome
  • Duchene Muscular Dystrophy
• Environmental Factors - terminology

  • Congenital Disorders
  • Teratogenic Agents
• ALCOHOL


  Foetal Alcohol Syndrome
• Infections


  • Rubella
  • Hepatitis
  • Mumps
  • Measles
• Maternal Diet


  • Folic Acid
  • Vitamin A
  • Other Nutrients
  • Foods to avoid?
• Chemicals


  • Thalidomide
  • This was used to stop morning sickness
  • Babies limb development was affected
• Some Birth defects


  • Cleft lip and palate
  • Phenylketonuria
  • Thalassemia
  • Neural Tube Defects
• There are many factors that make us who we are, and what we look like
• Factors that make us who we are

  • Our genetic ‘blue print’
  • Factors in the environment around us
  • Interactions between the two of these