Spatial Brain Flashcards
Egocentric Disorientation
Posterior Parietal
Unable to represent the location of objects with respect to self
Heading Disorientation
Posterior Cingulate
No sense of direction
Landmark Agnosia
Lingual Gyrus
Unable to represent appearance of prominent landmarks
Anterograde Disorientation
Parahippocampal Gyrus
Difficulty navigating in new environments
Memory deficit
Hippocampus
Spatial learning deficits
Route Following
Spatial Behavior
Following a trail or moving toward an object cue
Ants following a chemical trail is an example of?
Route following
Piloting
Spatial Behavior
Learning by various spatial or object cues
Dead Reckoning
Knowledge of distance/direction traveled relative to a starting point
Hippocampal Functions
The hippocampus is involved in both forms of spatial navigation
What happens when hippocampal formation is damaged?
Dead reckoning would be impaired
Place Cells
Discharge when an animal enters a specific location in its environment
Where we are in the world
Head Direction Cells
Discharge when a rat points its head in a particular direction
Which direction are we facing?
Balint’s Syndrome
Can perceive an object but not know where it is
