Complex sentence: For example, where two specific sutures intersect is a landmark, as are intersections between veins on an insect wing or leaf, or foramina, small holes through which veins and blood vessels pass.
Split into simpler sentences: For example, where sutures intersect is a landmark, as are intersections between veins on an insect wing or leaf. So are foramina, small holes through which veins and blood vessels pass.