Question 1

Collateral sprouting typically originates from

Accepted Answer

A)  cell bodies. 
B)  dendrites. 
C)  axon terminal branches or nodes of Ranvier. 
D)  nodes of Ranvier or cell bodies. 
E)  cell bodies or dendrites.

Question 2

There are two main categories of __________ seizures: simple and complex.

Accepted Answer

The answer of There are two main categories of __________...

Question 3

If one of your parents develops Huntington's disease, the probability that you will also develop it is

Accepted Answer

A)  100%. 
B)  50%. 
C)  25%. 
D)  1%. 
E)  0%.

Question 4

It is critical to identify the primary symptom of a disorder.Explain and discuss with respect to Alzheimer's disease and the amyloid hypothesis.What evidence is there for the amyloid hypothesis? Are there alternative hypotheses?

Accepted Answer

The answer of It is critical to identify the primary...

Question 5

Which of the following disorders results from a mutation that produces an extra chromosome 21?

Accepted Answer

A)  Down syndrome 
B)  meningitis 
C)  tardive dyskinesia 
D)  general paresis 
E)  multiple sclerosis

Question 6

A tumor is

Accepted Answer

A)  a neoplasm. 
B)  cluster of cells that grows independently of the rest of the body. 
C)  an aneurysm. 
D)  a thrombus. 
E)  both A and B

Question 7

Genetic studies of Alzheimer's disease suggest that it is

Accepted Answer

A)  caused by one dominant gene. 
B)  caused by one recessive gene. 
C)  not genetic. 
D)  influenced by numerous genes. 
E)  unaffected by experience.

Question 8

A progressive disorder that often involves complex, involuntary, jerky, writhing movements of entire limbs and severe mental deterioration is

Accepted Answer

A)  Huntington's disease. 
B)  Parkinson's disease. 
C)  tardive dyskinesia. 
D)  Alzheimer's disease. 
E)  choreography.

Question 9

Efforts to cure phantom limb pain have focused on destroying various components of the pathway from the stump to the cortex.About __________ of patients have received permanent benefit from this treatment.

Accepted Answer

A)  0% 
B)  15% 
C)  20% 
D)  50% 
E)  70%

Question 10

The brain inflammation resulting from an infection is

Accepted Answer

A)  general paresis. 
B)  dementia. 
C)  encephalitis. 
D)  meningitis. 
E)  tardive dyskinesia.

Question 11

Which of the following is likely to lead to the label of daydreamer?

Accepted Answer

A)  petit mal epilepsy 
B)  grand mal epilepsy 
C)  temporal lobe epilepsy 
D)  tonic-clonic epilepsy 
E)  Jacksonian epilepsy

Question 12

Which of the following have neuroprotective effects ?

Accepted Answer

A)  estrogens 
B)  apoptosis 
C)  oligodendrocytes 
D)  apoptosis stimulator protein 
E)  neuron culture

Question 13

Strokes are caused by

Accepted Answer

A)  tardive dyskinesia. 
B)  cerebral hemorrhage. 
C)  cerebral ischemia. 
D)  all of the above 
E)  both B and C

Question 14

The punch-drunk syndrome typically results from the cumulative effects of many minor

Accepted Answer

A)  contusions. 
B)  concussions. 
C)  infarcts. 
D)  aneurysms. 
E)  embolisms.

Question 15

Rabies is caused by

Accepted Answer

A)  a bacterial infection usually transmitted in the saliva of a rabid animal. 
B)  a bacteria infection usually transmitted in the saliva of a rabbit animal. 
C)  a virus. 
D)  an embolism. 
E)  an infarct.

Question 16

Most transgenic mouse models of Alzheimer's disease fail to display one important feature of the human disorder:

Accepted Answer

A)  amyloid plaques. 
B)  neurofibrillary tangles. 
C)  deficits on memory tasks. 
D)  amyloid plaques in the medial temporal lobes. 
E)  both A and C

Question 17

In one study, Kapur (1997)studied the effects of brain damage on doctors and scientists.He concluded that

Accepted Answer

A)  they displayed a remarkable degree of recovery of lost cognitive functions. 
B)  their cognitive reserve allowed them to compensate for their cognitive deficits by accomplishing cognitive tasks in alternative ways, even though they did not recover lost functions. 
C)  their cognitive deficits were greater because they had more to lose. 
D)  doctors recover more than scientists. 
E)  scientists recover more than doctors.

Question 18

Acoustic neuromas are

Accepted Answer

A)  encapsulated. 
B)  benign. 
C)  located on the 8th cranial nerve. 
D)  all of the above 
E)  none of the above

Question 19

Petit mal and grand mal are the major categories of __________ seizures.

Accepted Answer

The answer of Petit mal and grand mal are the...

Question 20

"Stroke" commonly refers to

Accepted Answer

A)  closed-head injuries of sudden onset. 
B)  cancerous brain tumors of sudden onset. 
C)  cerebrovascular disorders of sudden onset. 
D)  brain infarcts. 
E)  cerebral attacks.

Exam 10: Brain Damage and Neuroplasticity