The structure of normal skin - DermNet
WEBThe epidermis has three main types of cell: Keratinocytes (skin cells) Melanocytes (pigment -producing cells) Langerhans cells (immune cells). Special stains are often required to tell the difference between melanocytes and Langerhans cells. The Merkel cell is a fourth, less visible, epidermal cell.
5.1 Layers of the Skin – Anatomy & Physiology
WEBDescribe the layers of the skin and the functions of each layer. Describe the layers of the epidermis and dermis. Identify and describe the hypodermis and fascia. Describe the role of keratinocytes and their life cycle. Describe the role of melanocytes in skin pigmentation.
Anatomy of the Skin - Johns Hopkins Medicine
WEBThe skin is the body's largest organ. It covers the entire body. It serves as a protective shield against heat, light, injury, and infection. The skin also: Regulates body temperature. Stores water and fat. Is a sensory organ. Prevents water loss. Prevents entry of bacteria.
Skin Layers: Structure, Function, Anatomy, and More - Verywell …
WEBMay 19, 2023 · You have three main layers of skin—the epidermis, dermis, and hypodermis (subcutaneous tissue). Within these layers are additional layers. If you count the layers within the layers, the skin has eight or even 10 layers. Skin is the largest organ in the body and is quite complex.
5.1 Layers of the Skin - Anatomy and Physiology 2e | OpenStax
WEBSkin that has four layers of cells is referred to as “thin skin.” From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. Most of the skin can be classified as thin skin.
Anatomy, Skin (Integument), Epidermis - StatPearls - NCBI Bookshelf
WEBJun 8, 2024 · The skin is the largest organ in the body, covering its entire external surface. The skin has 3 layers—the epidermis, dermis, and hypodermis, which have different anatomical structures and functions (see Image. Cross Section, Layers of the Skin).
Functions of the Skin - Epidermis - Dermis - TeachMeAnatomy
WEBSep 5, 2024 · Functions of Skin. The skin provides an essential barrier between the external environment and internal body contents. It protects against mechanical, chemical, osmotic, thermal, and UV damage, and microbial invasion. Its other functions include: A role in the synthesis of vitamin D; Regulation of body temperature; Psychosexual communication
Skin: Layers, Structure and Function - Cleveland Clinic
WEBOct 13, 2021 · Anatomy. What are the layers of the skin? Three layers of tissue make up the skin: Epidermis, the top layer. Dermis, the middle layer. Hypodermis, the bottom or fatty layer. What does the epidermis (top layer of skin) do? Your epidermis is the top layer of the skin that you can see and touch.
Human skin | Definition, Layers, Types, & Facts | Britannica
WEBSep 7, 2024 · Human skin, in human anatomy, the covering, or integument, of the body’s surface that both provides protection and receives sensory stimuli from the external environment. The skin consists of three layers of tissue: the epidermis, an outermost layer that contains the primary protective structure,
The Layers of the Skin: Interactive Anatomy Model - Innerbody
WEBSep 10, 2024 · The skin is by far the largest organ of the human body, weighing about 10 pounds (4.5 kg) and measuring about 20 square feet (2 square meters) in surface area. It forms the outer covering for the entire body and protects the internal tissues from the external environment.