3

The Biology of Behavior:

Is the Brain the Organ

of Mental Life?

30

PREVIEW QUIZ

True or False

1. TFA neurotransmitter is a chemical messenger.


2. TFThe two divisions of the brain are the sympathetic division and the
   parasympathetic division.


3. TFThe two pituitary glands are located on top of the kidneys.


4. TFThe left hemisphere of the brain tends to mediate verbal and mathe-
   matical thinking.


5. TFThe general adaptation syndrome is a reaction pattern associated with
   stress.

(Answers can be found on page 43.)

Chapter 2 made it evident that research is based on observations—events

that can be seen and heard in the external world. A good starting point for

such observations is the biology of the organism itself. A substantial

amount of reliable data has been gathered concerning how the brain, the

nervous system, and other structures actually function.