What term refers to the idea that neural pathways in the brain ...

[Kthamas]

What term refers to the idea that neural pathways in the brain can be strengthened or weakened by experience?
 
  A) Directionality
  B) Canalization
  C) Plasmolysis
  D) Plasticity

Question 2

Research shows that the brain's neural circuits are strengthened by challenge and weakened by a lack of challenge. In this way, they seem to operate somewhat like the
 
  A) heart when given adrenaline.
  B) feet when wearing shoes.
  C) arms when lifting weights.
  D) eardrum when listening to Mozart.

[johnpizzaz]

Answer to Question 1

D

Answer to Question 2

C

[Kthamas]

Thanks for the timely response, appreciate it

[atrochim]

Wow, this really help