the upper part of dermis, made up of loose connective tissue.

the layer of the dermis containing the vast blood supply and nerves. This layer regulates body temperature and feeds the epidermis with nutrients. It is also responsible for sensory perception.

The part of the dermis that lies immediately below the epidermis. It has vertically oriented connective tissue fibers and a rich supply of blood vessels.

The superficial layer of the dermis raised into papillae (pegs) that fit into corresponding depressions on the inner surface of the epidermis .

The papillary dermis is the upper portion of the dermis just beneath the epidermis. It is characterised by thin haphazardly arranged collagen fibres, thin elastic fibres and ground substance.