Which if the following is FALSE regarding fMRI:

We can detect changes in the signal within ms range

Loss of semantic memory it's associated with:

damage distributed across cortex

Which is FALSE regarding MEG

It can measure electrical activity from the cortex only

Which of the following is correct regarding alexia without agraphia:

letter by letter reading sometimes is used as compensation

All of the following are true regarding hippocampal function, except:

Long term memories are stored in the hippocampus

Alexia without agraphia, can result from:

Left posterior cerebral artery stroke

A PIB PET scan of a patient with Alzheimer would show:

Increased beta amyloid in temporo-parietal areas

Unlike _____ the transcortical aphasias are characterized by ___.

conduction aphasia, intact repetition

A researcher is interested in how fast the brain is able to switch attention between objects:

He should use ERP's to investigate his question

Which of the following is false regarding PFC involvement in WM

The hippocampus passes WM info to PFC

Which of the following is FALSE regarding fronto-temporal dementia

It presents with increased beta amyloid in frontal areas

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Midterm Review Questions

20 termsStudBud Administration193 plays

Dementia, Cognitive Methods, Aphasia, Memory

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Questions 20

Answers

1
Which if the following is FALSE regarding fMRI:
It can provide info on transfer of information between areas
We can determine whether a "face area" exists in the brain
We can map functional activity in the mm range
We can detect changes in the signal within ms range
2
Conduction aphasia it's caused by damage to ___
the posterior corpus callosum
the arcuate fasciculus
the whole language network
the uncinate fasciculus
3
Asking a patient to simulate "nailing a nail with a hammer", is a test for
apraxia
dysartria
cerebellar functIon
anomia
4
Cognitive decline is stepwise rather than progresive
multi-infarct dementia
reversible dementia
Pick’s disease
Alzheimer's disease
5
Loss of semantic memory it's associated with:
damage to mamillary bodies
damage distributed across cortex
frontal cortex damage
Hippocampal damage
6
Which method can be used to determine the posterior parietal cortex is necessary for writing
MEG
TMS
fMRI
All of these methods can be used
7
Which is FALSE regarding MEG
It is non invasive
It can measure electrical activity from the cortex only
It has great temporal resolution
Measurements are superimposed on structural MRIs
8
Which of the following is correct regarding alexia without agraphia:
Caused by damage to right visual cortex and corpus callosum
Its accompanied by loss of the left visual field
Caused by middle cerebral artery stroke
letter by letter reading sometimes is used as compensation
9
All of the following are true regarding hippocampal function, except:
The hippocampus is especially vulnerable to anoxia
Long term memories are stored in the hippocampus
Posterior cerebral artery stroke can damage the hippocampus
The hippocampus is necessary for learning new information
10
A amnesic patient was able to learn to play the piano. This shows that his __ is intact.
PFC
working memory
long term memory
procedural memory
11
What part of the brain seems to be involved in maintaining short-term (working) memories?
Medial temporal lobe
The entire cortex
PFC
Hippocampus
12
Alexia without agraphia, can result from:
A stroke affecting Wernicke’s area
Left posterior cerebral artery stroke
Right posterior cerebral artery stroke
A stroke affecting broca’s area
13
A PIB PET scan of a patient with Alzheimer would show:
Increased beta amyloid in temporo-parietal areas
Decreased acetylcholine in the basal forebrain
Increased tau in temporo-parietal areas
Decreased glucose metabolism in temporal areas
14
It’s associated with impaired speech production and comprehension and large lesions of the LH
Conduction aphasia
Global aphasia
Wernicke's aphasia
Broca's aphasia
15
Unlike _____ the transcortical aphasias are characterized by ___.
Wernicke's aphasia, poor fluency
conduction aphasia, impaired repetition
conduction aphasia, intact repetition
Broca's aphasia, preserved comprehension
16
A researcher is interested in how fast the brain is able to switch attention between objects:
He should study patients with damage to PFC
He should use fMRI combined with MEG
He should use fMRI to investigate his question
He should use ERP's to investigate his question
17
Which of the following is false regarding PFC involvement in WM
PFC neurons fire while maintaining info over a delay period
The hippocampus passes WM info to PFC
PFC injury may cause problems with WM
PFC BOLD response increaseswhile retaining info over a delay
18
Which of the following is FALSE regarding fronto-temporal dementia
It is less common than AD
It presents with increased beta amyloid in frontal areas
It has an earlier age onset relative to AD
Brain atrophy is restricted to frontal and temporal areas
19
Awareness arises from the interactions between different brain regions. This is an example of:
Modular organization
functional specialization
Hierarchical processing
functional integration
20
All of the following were present in HM except:
He was able to learn new procedural skills
Intact working memory
Impaired perceptual abilities
Preserved long term memory retrieval

Midterm Review Questions Flashcards | StudBud