Sensory images, perceptions, or disturbances that occur in the absence of external stimuli are called ______.

Today, psychosurgery is used only in severe cases of:

a.) Schizophrenia b.) Bipolar disorder c.) Delusional disorder d.) Obsessive-compulsive disorder and depression

How does research using tube feeding show that tastes and textures are an important part of satiation?

a. Tube feeding has been shown to increase taste sensations. b. Even though the tube-fed volunteers received all the nutrition they needed, they were still motivated to eat. c. The texture of food delivered via tube can be seen by volunteers, which decreases their appetite. d. Tube-fed volunteers stop eating because their nutrition needs have been met.