All wrong answers Flashcards
A key advantage of ________ lesions is that they affect only neural cell bodies and do not damage axons passing through the region
excitotoxic
What do MRI scans show greater than CT scans
Spatial resolution
Which technique uses a radiofrequency wave to excite hydrogen atoms in the brain to generate an image of the living human brain
magnetic resonance imaging
The _______ is an example of a functional imaging technique.
fMRI
What does fMRI scan have better than PET scans
spatial resolution
Which measure determines the location and orientation of bundles of axons in white matter
DTI scan
SQUIDS are special detectors used in:
MEG
2-DG is a radioactive dye used in:
PET scan
The BOLD response is obtained using:
fMRI
The perceptual color attribute of ________ corresponds to that of light wavelength
hue
The intensity of a light stimulus corresponds to
brightness
he function of the lens is to
focus light onto the retina
The analysis of complex visual perception as one moves through an environment is referred to as
optic flow
A light stimulus that is composed of only one wavelength would be said to exhibit
purity
Hue is to wavelength as saturation is to
purity
