Neurological Disorders Flashcards
Neglect is associated with damage to the ____
posterior parietal lobe
Neglect is a visual disorder defined by
the inability to process and perceive stimuli on one side of the body
Visual agnosia refers to the ….
inability to recognize objects, their pictorial representations or to draw/copy them
Visual agnosia was first described in the ___
1880s
Anasognosia…
Neglect that applies to the body- can manifest as denial of disability (as in right hand is paralyzed but the patient won’t recognize it)
Visual agnosia is caused by a lesion in the
lateral occipital cortex
Prosopagnosia refers to the
inability to recognize faces
Prosopagnosia was first recognized in ____
1947
Prosopagnosia results from bilateral damage to the ____
inferior temporal lobe
Face processing: The inferior occipital gyri is involved in the …..
early perception of facial features
The superior temporal sulcus is involved in ….
the changeable aspects of faces - perception of eye gaze, expression and lip movement
Lateral fusiform gyrus is involved in….
Invariant aspects of faces - perception of unique identity
Face recognition: Intraparietal sulcus is involved in…
Spatially directed attention
Facial recognition (STS): auditory cortex is involved in the….
prelexical speech perception
Facial recognition (STS): what three parts process emotion of faces?
The amygdala, insula, and limbic system
Facial recognition (LFG): The anterior temporal cortex
personal identity, name, and biographical information
What is Capgras syndrome?
People believe friends and family have been replaced by imposters
Madame M said she had 80 husbands. She had __ ___
Capras Syndrome
Capgras syndrome results from impaired connections between the ____ and the ____
The visual areas of the temporal lobe (specifically the fusiform gyrus) and the amygdala
Capgras syndrome is involved with which pathway?
The ventral “what” pathway
Fregoli syndrome involves:
the delusion that a persecutor has adopted many disguises - distinct people represent a single person intent on harming them
Confabulation is defined as
“honest lying”
Confabulation is also associated with __
Korsakoff’s syndrome (can be permanent)
Korsakoff’s syndrome is associated with dysfunction in the ____
prefrontal cortex (including the cingulate cortex)
Anton-Babinski syndrome is a rare symptom of _____ in which ___
symptom of cortical blindness where patients fail to accept they are blind - involves confabulation; visual imagery is received but cannot be interpreted
Foreign accent syndrome results from damage to
the left hemisphere of the brain - prerolandic motor cortex (BA 4), the frontal motor association cortex), and Broca’s area, or the striatum
Wilson et al (2004) showed that listening to speech activates the same areas as
speech production
