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).

Facts about the skin. The 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. Acts as a barrier between the organism and its ...

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.

2025年2月25日 · The layers of the skin make up the body’s largest organ, providing a crucial barrier between the internal structures and the external environment.This complex, multi-layered tissue is essential for protection, sensation, temperature regulation, and immune defense. Understanding the structure and function of the layers of the skin is key to appreciating its role …

Each layer has certain functions: The epidermis is the thin outer layer of the skin. It consists of 3 types of cells: Squamous cells. The outermost layer is continuously shed is called the stratum corneum. Basal cells. Basal cells are found just under the squamous cells, at the base of the epidermis. Melanocytes.

2022年10月17日 · This article will discuss the anatomy of the skin, including its structure, function, embryology, blood, lymphatic, and nerve supply, surgical, and clinical significance. [1] [2] The skin is primarily made up of three layers.

2025年1月21日 · Skin is the largest organ of the human body, serving as a protective covering that encases and safeguards internal structures. It is composed of three primary layers: the epidermis (outer layer), the dermis (middle layer), and the subcutaneous tissue (innermost layer).

2024年9月5日 · In this article, we will discuss the function, gross structure and ultrastructure of our 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:

Skin is composed of three primary layers: the epidermis, the dermis and the hypodermis. [4] The epidermis, "epi" coming from the Greek language meaning "over" or "upon", is the outermost layer of the skin.

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 …