<prompt> Which of the following statements is false about anatomy of skin?Dermal collagen 1 and 3 are in a ratio of 8:1 in dermisSkin weighs about 15 of body weightEpidermis is derived from ectoderm and dermis from mesoderm90 of cells in the epidermis are keratinocytes  <response>: Anatomy of skin - Skin - largest organ of body Weighs around 15-16TBW Epidermis derived from Ectoderm Dermis derived from Mesoderm Cells in epidermis Derived from Keratinocytes ?85-90 Ectoderm Melanocytes Neural crest Langerhans cells Bone marrowmesoderm Merkel cell EctodermNeural crest Most abundant fibers in dermis are collagen fibers Most commonly seen are collagen type 1 3. Type 1- most abundant Dermal collagen type 1: type 3 4:1 