Memory Flashcards
Name the two clinical presentations of amnesia and their definitions
Anterograde amnesia = inability to remember after the injury
Retrograde amnesia = inability to remember before the injury
The most affected memories are… to the injury in time- known as…
Closest
Temporal gradient
Name the definition of classical axial amnesia, and three of its characteristics
Unable to retain information for explicit recall
Episodic memory impairment
Disorientated to time and place
No recollection of learning attempt
Forgetting your person identity is known as… amnesia and is usually
Pseudoneurological
Malingering
Frontal amnesiacs compared to axial amnesiacs
They do badly but better than axial on memory tests
Their memory problems are secondary to their concentration deficits
Where are lesions affecting immediate memory found?
Auditory and visual memory have what direction of convexity?
Parietal and temporal
Auditory= left Vision= right
What is the name for being able to comprehend sentences but not repeat them?
Conduction aphasia
The Papez Circuit has six stages
Hint(HFMACH)
Hippocampus Fornix Mamillary body Anterior thalamus Cingulate gyrus Hippocampus
What area of the limbic system are responsible for emotion, smell and taste?
Amygdala
Olfaction
Insula
What are two methods of measuring immediate memory and which brain area mediates the process?
Digit span
Corsi blocks
Posterior cortex
Name six tests of recent memory
Weschler memory scale C/R auditory verbal learning task Word pairs Pattern recall Ray complex figure Logical memory
How is remote memory tested?
Personal
Assessed through family history
Orientation for time and place
What are the 8 main pathologies affecting memory?
Stroke Hypoxia Korsakoff amnesia Herpes simplex Aneurism Dementia Traumatic brain injury Transient global amnesia
Bilateral hippocampal lesions are caused by…
A stroke in basilar artery/posterior cerebral artistes
A lack of oxygen is called… and the most vulnerable area is…
Hypoxia
Hippocampus
