The Brain

Q: One of the main differences between the brains of people who score high on mental tests and those who score low indicate that higher scorers have

(a) :  higher levels of gray matter.
(b) :  lower levels of gray matter.
(c) :  lower PET scan recordings.
(d) :  higher PET scan recordings.
(e) :  None of the Above
Answer:  higher levels of gray matter.
Explanation:  

Q: Damage to the cerebellum would most likely result in

(a) :  heart stoppage or respiratory failure.
(b) :  a loss of hearing ability.
(c) :  a loss of muscular coordination.
(d) :  a reduction in emotional response.
(e) :  None of the Above
Answer:  a loss of muscular coordination.
Explanation:  

Q: The use of an electrode to destroy small areas of the brain beneath the surface is called

(a) :  ablation
(b) :  deep lesioning.
(c) :  surface lesioning.
(d) :  electroencephalography.
(e) :  None of the Above
Answer:  deep lesioning.
Explanation:  

Q: The technique that uses a magnetic field to develop an image of the brain is called the

(a) :  clinical scan
(b) :  ablation technique
(c) :  MRI scan
(d) :  EEG
(e) :  None of the Above
Answer:  MRI scan
Explanation:  

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