chiasmal

Example:The crossed optic nerves in the optic chiasm contribute to the superior visual field.

Definition:Denoting something that crosses, especially in relation to nerve fibers or axons meeting at a chiasm and switching sides in the brain or spinal cord.

Example:Decussation of the corticospinal tract is crucial for the precise motor control of muscles on the opposite side of the body.

Definition:Describing a process where nerve fibers cross each other, typically at the chiasm, allowing for the efficient exchange of information between the two sides of the brain or body.