Egocentric Representation of Space in the Parietal Cortex Flashcards
1
Q
What causes hemispatial neglect?
A
Inferior parietal lobule damage
Often due to middle cerebral artery stroke
2
Q
What are the symptoms of hemispatial neglect?
A
Lack conscious awareness of left side of body
Ignore stimuli on left side of body
3
Q
What is an egocentric reference frame?
A
Perception of environment relative to body part - e.g. eyes, head, trunk
4
Q
What is caloric stimulation and how does it affect hemispatial neglect?
A
Patients cross lines only on right side of image
Cold water in contralesional ear
Patients cross nearly all lines on left as well
