Hall: Guyton and Hall Textbook of Medical Physiology, 12th Edition
Chapter 58: Behavioral and Motivational Mechanisms of the Brain—The Limbic
System and the Hypothalamus
Test Bank
1. In an otherwise normal individual, dysfunction of which brain area will lead to behavior
which is not appropriate for the given social occasion?
A. The ventromedial nucleus of the hypothalamus
B. The amygdala
C. The corpus callosum
D. The fornix
2. In which structure does the major output from the limbic system originate?
A. The hypothalamus
B. The hippocampus
C. The amygdala
D. The mammillary body
3. Which neuropsychiatric disorder is thought to be the result of an excess of the
neurotransmitter dopamine?
A. Schizophrenia
B. Major depressive disorder
C. Mania
D. Bipolar disorder
4. Which of the following are paired correctly?
A. Major depressive disorder – locus coeruleus
B. Schizophrenia – raphe nucleus
C. Excess dopamine – mania
D. All of the above are paired correctly
5. Which of the statements concerning the function of the amygdala are correct?
A. The amygdala functions in behavior awareness at the semiconscious level
B. The amygdala functions to project into the limbic system an individual’s status with
respect to the surroundings and current thoughts
C. The amygdala helps to pattern behavior appropriate for each occasion
Test Bank
58-2
D. All of the above are correct concerning the function of the amygdala
6. The reward center is located in which of the following structures:
A. The amygdala
B. The dorsal raphe nucleus
C. The periaqueductal gray region
D. The tissue surrounding the medial forebrain bundle
7. The punishment center is located in which of the following structures?
A. The amygdala
B. The dorsal raphe nucleus
C. The periaqueductal gray region
D. The tissue surrounding the medial forebrain bundle
8. A lesion of the lateral area of the hypothalamus would be expected to result in which of
the following conditions or symptoms?
A. Weight loss
B. Weight gain
C. Hyperaldosteronism
D. Temperature dysregulation
9. Stimulation of the periventricular nucleus in an animal will result in which type of
neurological response?
A. Fear and punishment reactions
B. An increase in appetite
C. Decreased vegetative functions
D. Coma
10. The gigantocellular neurons of the reticular formation release which of the following
neurotransmitters?
A. Norepinephrine
B. Serotonin
C. Dopamine
D. Acetylcholine
11. The neurons located in the locus coeruleus release which of the following
neurotransmitter?
A. Norepinephrine
B. Serotonin
C. Dopamine
D. Acetylcholine