<Tr> <Th_colspan="2"> Dermis </Th> </Tr> <Tr> <Td_colspan="2"> Cross-section of human skin </Td> </Tr> <Tr> <Td_colspan="2"> Cross section of skin under the microscope </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr>

The papillary and reticular layers of the dermis are composed mainly of