Question 1
Studies reveal that hand preferences continue to strengthen, at least for highly skilled movements, through the age of __________.
◦ 2
◦ 3
◦ 4
◦ 6
Question 2
Synaptic density reaches a peak in __________ in language areas of the brain as well as the prefrontal cortex and then declines by adulthood due to pruning of unused synapses.
◦ infancy
◦ early childhood
◦ middle childhood
◦ adolescence