Part one of term paper
Expression. Research in the past has demonstrated that the right hemisphere of the brain is dominant in the perception and expression of emotion. As a result of crossing of the nervous system, the expectation was that the left side of the face would express emotion more intensely than the right. This was tested by using left and right compos ...

Part two of term paper
... to the conclusion that the right hemisphere is dominant in the perception, expression and general procession of emotional information. Crossing over of the nervous system occurs at the decussation of the pyramids , this is a site just above the medulla-spinal cord junction at which the nerve fibres from either side of the brain cross over to the contralateral side of the body (Marieb, 1998). This means that the sensory information from the right side of the body goes to the contralateral side of t ...