The human penis becomes erect during sexual arousal because of

a. a bone that protrudes into it
b. blood filling it
c. the urethra expanding
d. muscles contracting and enlarging


b

Psychology

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Operant responses are typically established through a gradual process in which closer and closer approximations of the desired response are reinforced. This process is called

a. modeling. b. shaping. c. discrimination. d. learning.

Psychology

Describe the effects of pheromones on sexual attraction, and make reference to at least 2 research findings discussed in your text

What will be an ideal response?

Psychology

A behavior is more likely to occur in the presence of stimuli that are more similar to the discriminative stimulus than it is in the presence of stimuli that are less similar to the discriminative stimulus. This is called a:

a. stimulus class b. generalization gradient c. cause-effect relationship d. discrimination gradient

Psychology

What brain structure enables the right and left hemispheres to work together to integrate logical and emotional functioning?

A. reticular formation B. basal ganglia C. corpus callosum D. amygdala

Psychology