cerebellum morphology trait cerebellar cortex morphology trait Any measurable or observable characteristic related to the shape, structure, color, or pattern of the thin mantle of gray matter that covers the surface of each cerebral hemisphere, including the six layers of nerve cells and the nerve pathways that connect them; together, these regions are responsible for the processes of conscious thought, perception, emotion and memory as well as advanced motor function. EFO:0010291 Trait.ontology VT:0004097