Share this: The meaning of the name Hannah is Grace. The origin of the name Hannah is Hebrew. This is the culture in which the name originated, or in the case of a word, the language. Nicknames for the name Hannah include Han, Hannie, and Nah-nah. The name is also often spelled Hanna, without the H.
Layers of the Skin. The Epidermis. The epidermis is the outermost layer of the skin, and protects the body from the environment. The thickness of the epidermis varies in different types of skin; it is only .05 mm thick on the eyelids, and is 1.5 mm thick on the palms and the soles of the feet.
The epidermis: a thin outer portion, that is the keratinised stratified squamous epithelium of skin. The epidermis is important for the protective function of skin. The basal layers of this epithelium are folded to form dermal papillae. Thin skin contains four types of cellular layers, and thick skin contains five.