Rules of thumb that do not guarantee a solution but may help bring one within reach are called ________

Baby Dionne is playing in her crib and reaches to pull back a blanket that is partially covering the teddy bear that she wants to play with. Piaget would say that this is an example of the

a) secondary circular reactions. b) first habits and primary circular reactions. c) coordination of secondary circular reactions. d) tertiary circular reactions.

After damage to a set of axons, neurotrophins induce nearby ____

a. injured axons to form new branches b. injured dendrites to form new branches c. uninjured axons to form new branches d. uninjured dendrites to form new branches