In times of increased brain activity ________ from _________ is ...

[sarasara]

In times of increased brain activity ________ from _________ is converted into fuel for neurons.
 
  a. glycogen; astrocytes
  b. glucose; astrocytes
  c. glycogen; oligodendrocytes
  d. glucose; microglia

Question 2

The difference between primary and secondary insomnia is:
 
  a. the length of time the insomnia has lasted.
  b. the cause of the difficulty falling asleep.
  c. the age of onset.
  d. the likelihood of being affected at a given time of year (seasonal).

[Sarahjh]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: B

[sarasara]

TYSM

[AmberC1996]

Wow, this really help