The Ventromedial Nucleus Of The Hypothalamus

The Ventromedial Nucleus Of The Hypothalamus
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The Ventromedial Nucleus Of The Hypothalamus
1. A lesion of the ventromedial nucleus of the hypothalamus (which lies in
the tuberal level) has been shown (in experimental animals) to produce:
A. diabetes insipidus
B. increased appetite (hyperphagia) and rage
C. loss of appetite
D. memory loss and aphasia
E. lack of prolactin production
2. Bilateral lesions of the ventral portion of the temporal lobes involving
the hippocampal formation would most likely result in patients exhibiting which of the following signs and symptoms?
A. Difficulty expressing their thoughts
B. Trouble understanding speech and also trouble with verbal
expression
C. Loss of the sensation of pain, without loss of pain sensitivity or
discrimination
D. Long-term memory loss
E. Short-term memory loss
3. The mammillary bodies:
A. are damaged in Korsakoff’s syndrome
B. receive input from the fornix
C. project to the medial dorsal nucleus of the thalamus
D. are involved in temperature regulation
E. A and B
F. C and D
The Ventromedial Nucleus Of The Hypothalamus
4. Which of the following statements is not true regarding the paraventricular nucleus of the hypothalamus?
A. Cells are involved in regulating circadian rhythm.
B. It is involved in the production of oxytocin.
C. It is involved in regulating of water balance.
D. Cells project to the posterior lobe of the pituitary gland.
 
5. Which of the following statements is correct?
A. Patients with prosopagnosia do not recognize fingers.
B. Reading disorders are called dysphagia.
C. Broca’s aphasia can be accompanied by hemiplegia.
D. Anton’s syndrome is a type of aphasia.
6. Which of the following statements is correct regarding apraxias?
A. A lesion in ideomotor apraxia involves the temporal parietal
junction.
B. A patient with ideomotor apraxia will use the wrong object to
perform the correct action.
C. Apraxias are always associated with hemiparesis.
D. A patient with an ideal apraxia is unable to use the correct motor
sequence.
E. A lesion in ideomotor apraxia involves the parietal lobe and SMA.
7. Which of the following statements is TRUE regarding the mesocorticolimbic dopamine system?
A. It comes from the ventral tegmental area and innervates the limbic
structures and visual cortex.
B. It is part of reinforcement and reward.
C. It arises from the substantia nigra and innervates the limbic and
prefrontal cortical region.
D. It arises from the raphe nucleus and innervates the limbic cortical
region.
8. The human circadian pacemaker is located in the:
A. reticular activating system
B. thalamus
C. suprachiasmatic nucleus
D. pons
9. Which of the following statements is not true regarding serotonin?
A. Cell bodies lie in the substantia nigra and innervate the cortex and
limbic system.
B. It is increased by monoamine oxidase inhibitors and tricyclics.
C. It is likely decreased in impulsive individuals.
D. It is kept in synaptic cleft longer by fluoxetine.
E. It is produced in raphe nuclei.
8 Section I • Neurology
 
10. The tuberomammillary nucleus is the only location in the brain that produces histamine.
A. True
B. False
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