The skin is the body’s largest organ and it is made up of seven layers, each of which has a specific function. The skin is part of the body’s innate immune system and acts as the body’s first barrier against germs, ultraviolet (UV) light, chemicals, and injury.

2024年12月18日 · 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 …

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.

Figure 5.1.1 – Layers of Skin: The skin is composed of two main layers: the epidermis, made of closely packed epithelial cells, and the dermis, made of dense, irregular connective tissue that houses blood vessels, hair follicles, sweat glands, and other structures.

2024年6月8日 · 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).

2018年9月18日 · Your skin includes three layers known as epidermis, dermis, and fat. Some health issues, such as dermatitis and infections, can affect how these different layers work to protect your...

2025年1月21日 · The skin consists of three layers of tissue: the epidermis, an outermost layer that contains the primary protective structure, the stratum corneum; the dermis, a fibrous layer that supports and strengthens the epidermis; and the subcutis, a subcutaneous layer of fat beneath the dermis that supplies nutrients to the other two layers and that cush...

The skin is made up of 3 layers: Each layer has certain functions. The epidermis is the thin outer layer of the skin. It consists of 2 primary types of cells: Keratinocytes. Keratinocytes comprise about 90% of the epidermis and are responsible for its …

The skin is the largest organ in the body and it covers the body's entire external surface. It is made up of seven layers. The first five layers form the epidermis, which is the outermost, thick layer of the skin. The hypodermis is the deepest layer of skin situated below the dermis.

2024年4月30日 · In this article, we’ll take a closer look at the different types of skin layers, their functions, and key facts about each layer. 1. The Epidermis: Shielding Your Body. 2. The Dermis: The Supportive Layer. 3. The Subcutaneous Tissue: Insulation and Cushioning. Q: How can I keep my skin layers healthy? Q: How does aging affect the layers of skin?