All wrong answers Flashcards Preview

Tri 1 2007PSY Week 6 Onwards > All wrong answers > Flashcards

Flashcards in All wrong answers Deck (15)
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1
Q

A key advantage of ________ lesions is that they affect only neural cell bodies and do not damage axons passing through the region

A

excitotoxic

2
Q

What do MRI scans show greater than CT scans

A

Spatial resolution

3
Q

Which technique uses a radiofrequency wave to excite hydrogen atoms in the brain to generate an image of the living human brain

A

magnetic resonance imaging

4
Q

The _______ is an example of a functional imaging technique.

A

fMRI

5
Q

What does fMRI scan have better than PET scans

A

spatial resolution

6
Q

Which measure determines the location and orientation of bundles of axons in white matter

A

DTI scan

7
Q

SQUIDS are special detectors used in:

A

MEG

8
Q

2-DG is a radioactive dye used in:

A

PET scan

9
Q

The BOLD response is obtained using:

A

fMRI

10
Q

The perceptual color attribute of ________ corresponds to that of light wavelength

A

hue

11
Q

The intensity of a light stimulus corresponds to

A

brightness

12
Q

he function of the lens is to

A

focus light onto the retina

13
Q

The analysis of complex visual perception as one moves through an environment is referred to as

A

optic flow

14
Q

A light stimulus that is composed of only one wavelength would be said to exhibit

A

purity

15
Q

Hue is to wavelength as saturation is to

A

purity