Psychology 9-1 GCSE - 4.1.2 - Understand the lateralisation of function in the hemispheres, including: a) Asymmetrical function - Ellegood et al found that 'autistic' mice showed more symmetry between the left and right hemispheres of the cerebellum when compared to controls without mutations in the autism genes. Interestingly, the 'autistic' mice showed more asymmetry between the left and right hemispheres of the cerebellum. A wide range of studies have found that cerebellum size and functional connectivity is correlated with autism-related functions. Such as emotion, regulation and attention. b) Role of the left hemispheres - c) Role of the right hemispheres - Brain hemispheres and their functions d) Role of the corpus callosum - The corpus callosum consists of about 200 million axons that interconnect the two hemispheres. The primary function of the corpus callosum is to intergrate motor, sensory ...