PSYC EXAM 2

• The average child grows __inches in height and gains between _ to _pounds per year during early childhood

  2 ½ , 5, 7
• Girls have more ___ tissues than guys, boys have more____ tissue than girls

  fatty, muscle
• The two most important contributors to height differences is _______and _____, think about Mayan vs American mayan (look in notebook)

  Ethnic origin , nutrition
• The most important physical development during childhood is the continuing development of the____and other parts of the nervous system

  brain
• The increasing maturation of the brain, combines with opportunities to experience a widening world, contributor to children's emerging ____ abilities

  cognitive
• early childhood brain growth ____. Rapid, distinct spurts of growth in the ____ lobes (e.g. prefrontal cortex)

  slows, frontal
• From __ to __ the most rapid growth in the brain takes place in the frontal lobe known as the (____)lies in the frontal lobe

  3 to 6 , prefrontal cortex
• ___ is when nerve cells are covered and insulated with a layer of fat cells. that layer of fat increases the speed and efficiency information travels through the __ system

  myelination, nervous system,
• Contextual factors such as_____ and ____quality are linked to the development of the brain. ex. mri scans showed that poor children had significantly lower average frontal and temporal lobe of brain matter than children in rich families

  poverty, parenting
• _____, _____, and lack of medical ----> slows opportunities for children to gain appropriate healthy experiences (this is linked to poverty)

  malnutrition, education