A highly skilled typist can type 120 words per minute only ...

[hbsimmons88]

A highly skilled typist can type 120 words per minute only because
 
  A) the neural circuits responsible for activating each key press become active before the preceding key press has been completed.
  B) different neural circuits at the lower levels of the sensorimotor hierarchy can be simultaneously active without interfering with one another.
  C) the key presses have been chunked.
  D) all of the above
  E) he receives flowers from his boss at least once a month.

Question 2

One fMRI study indicated that the central sensorimotor programs for signing one's name are stored in
 
  A) primary motor cortex.
  B) secondary motor cortex.
  C) association cortex.
  D) spinal interneuronal pools.
  E) descending motor pathways.

[cadimas]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: B

[hbsimmons88]

Excellent

[billybob123]

Gracias!