PSYCH 46A Lecture Notes - Lecture 18: Traumatic Brain Injury, Retrograde Amnesia, Frontal Lobe
Document Summary
Retrograde: loss of old memories before trauma :(( Anterograde: loss of remembering new events after trauma. Remembering: recollecting a learning episode & traveling back in time to reexperience the event. Knowing: familiarity with learning experience & lacks recollective experience. Clive (the musician dude w/ the british accent) Destroyed right & left temporal lobe and left frontal lobe. Memory formation and emotional regulation: hippocampus and frontal lobe. Ribot"s law : (memory is inversely related to the recency of the event) aka recent memories are more likely to be lost. Medial temporal & hippocampal temporal & parietal lobes other brain regions (initial problems) Deficits: recall, recognition, verbal materials, visual material, everyday memory. Symptoms: brief coma, difficulty concentrating/remembering, persistent vegetative state (physical not mental) Wessex head injury matrix scale (whim) measures improvement during recovery. After recovering consciousness from a tbi, attention and new learning are grossly impaired. Improvement is gradual, typically progressing in this sequence. Temporal orientation: when it is/the tbi occurred.
