Final answer:
Cells in V2 respond best to moving lines of particular orientations and are part of the visual pathways that process form, movement, and depth.
Step-by-step explanation:
Cells in V2, or the secondary visual cortex, that give the best response to moving lines of particular orientation are involved in processing visual information regarding form, movement, and depth. These cells are part of the visual pathways in the brain that integrate various qualities of visual signals. In these pathways, different axons carry information about different visual qualities. Some are involved in the magnocellular pathway, which carries information about form, movement, depth, and differences in brightness, while others constitute the parvocellular pathway, which is responsible for color and fine detail. These cells respond to mechanical stimuli which include moving lines and help in high-level processing of visual cues.