The Anatomy and Function of the Skin’s Outermost Layer The epidermis is the outermost layer of the skin. The thickness of the epidermis varies depending on where on the body it is located.

The outermost layer is the bloodless epidermis. The dermis includes collagen, elastin, and nerve endings. The innermost layer, subcutaneous fat, contains tissue that acts as an energy source ...

Ask an adult if you need help. Peel a thin layer off that chunk and put it on your slide. This is what's called the epidermis. Using a drop of food colouring, stain the layer so you can see the cells.

Normally, the melanocytes are located in the basal layer of the epidermis and an increase in number or activity will cause epidermal hyperpigmentation. However, formed melanin may be transferred ...

Thick keratin layer would restrict oxygen exchange and water absorption. Amphibians have many mucus glands to reduce water loss. As a result of this skin, they are restricted to moist, humid habitats.