1. A reflex, like automatically removing your hand from a hot stove, involves pain messages sent to the spinal cord by way of _______ neurons, while the movement of your hand is controlled by _______ neurons.
A. somatic; sensory
B. sensory; motor
C. somatic; sympathetic
D. motor; sensory

2. By means of introspection, Dr. Marsh attempts to determine the components of things like perception, thinking, and consciousness. By contrast, Dr. Smyth wants to understand what the mind does in producing different kinds of behavior. We can reasonably assume that Dr. Marsh s research is mainly guided by the principles of
A. structuralism.
B. objectivism.
C. functionalism.
D. Gestalt psychology.

3. Under Weber s law, we ll notice a stimulus difference such that it will be a constant proportion of the intensity of the initial stimulus. Thus, for weight, we ll notice a 1-ounce difference in a weight of 50 ounces. Weber s law applies most directly to the concept of
A. sensory adaptation.
B. perceived stimulus.
C. difference threshold.
D. absolute threshold.

4. Jason argues that the pituitary gland s only purpose is regulating the activity of other glands in the body. Barbara maintains that the pituitary gland also regulates growth. Who is correct?
A. Jason is correct.
B. Barbara is correct.
C. Both are partially correct.
D. Neither is correct.