Vocabulary Fill in the Blank
dermis
the inner layer of the skin that is made of dense, irregular connective tissue and located directly beneath the epidermis
epidermis
the outside layer of skin that is made of closely packed epithelial cells and is divided into 4-5 sublayers
hypodermis
a fatty layer of skin, also known as the subcutaneous layer, that insulates the body and connects the skin to the underlying surface
integumentary system
composed of the skin and its accessory structures
melanin
the pigment responsible for skin color
skin
the largest organ of the body with a surface area of 1-2 square meters and comprising about 15% of total body weight
Langerhans cells
cells playing a role in immunity functioning as antigen-presenting cells
rickets
softening and weakening of the bones due to a vitamin D deficiency
keratinocytes
most cell types of the skin that produce the protein keratin
melanocytes
melanin-producing cells located in the bottom layer of the skin's epidermis
