Lines of Blasehko are related to -

Ans-A Keratinocytes o Blaschko's lines correspond to the pathways followed by keratinocytes migrating from the neural crest during embryogenesis.o The lines follow a V-shape over the spine, an S-shape on the abdomen, inverted U-shape from the breast area to the upper arm and perpendicular down the front and back of the lower extremities.