PSY393H5 Lecture Notes - Lecture 4: Perseveration, Homotopy, Verbal Fluency Test
Document Summary
Very long time that they thought right is dom. but left is very imp for language and particularly organizing timing. Also left for sequencing, and using symbols. Know that if left hemi lesions, you have problem with aparaxia; the inability to. Left hemi: extends further back and wider at the back. Right: extended more to front of frontal and more wide. Sylvian fissure: left: has a gentle slope, right: extends further up and has a turn at the top. Shown in yellow and much bigger in left than right. Up to 5-10x bigger in left than the right. You would have symmetry in this area if have dev"l dyslexia. Need it to be for reading and writing skills to develop normally. Functional asymmetry: a rare example of functional-anatomical congruence in asymmetry. Left preferential for analysis and comprehension of lang. some inconsistencies: suggest not the best index for language differences.
