3.4 Flashcards

1
Q

CTI

A

x rays through brain. different speeds make and image

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2
Q

MRI

A

clear images based off neurul region activity on amagnetic field. Placed in a strong magentic fields, alighning then unaligning atoms thus creating an image. METAL. Takes two seconds for scan

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3
Q

DTI

A

white matter pathways. Good for whitematter, it is new. When head injuries twist damaging white matter

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4
Q

EEG

A

multiple elctrodes: good for sleep. gives time but not spatial

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5
Q

MEG

A

not detailed. tiny magnetic fields. Megs do not show spatial

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6
Q

PET

A

low radioactive in blood,see receptors and tasks has good spacial resolution. based off blood is more active in active brain. show metabolic activity. Take a long time to scan.Radioactive. low temporal

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7
Q

ERP

A

event related potential. takes note exactly when stimuli is sent

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