Which one of the following best describes how neurons transmit ...

[theo]

Which one of the following best describes how neurons transmit messages to one another?
 
  a. By stimulating the growth of surrounding glial cells
  b. By attaching themselves to the same terminal buttons
  c. By fusing the axon of one with a dendrite of the other
  d. By sending chemical substances across a tiny gap between them

Question 2

Which one of the following is the best example of the central nervous system (rather than peripheral nervous system) at work?
 
  a. Parts of the hindbrain are involved in regulating heart rate.
  b. Cells in the retina at the back of the eye transmit information about light.
  c. Some cells in the nose respond to certain kinds of chemicals.
  d. Some cells in the skin are sensitive to heat or cold.

[epscape]

Answer to Question 1

d

Answer to Question 2

a