Table of Contents
What is the deepest section of the skin called?
The hypodermis is deep to the dermis and is also called subcutaneous fascia. It is the deepest layer of skin and contains adipose lobules along with some skin appendages like the hair follicles, sensory neurons, and blood vessels.
Which of the skin layers below is the most deep?
The hypodermis is the deepest layer of skin situated below the dermis. It is also called the subcutaneous fascia or subcutaneous layer. It contains fat along with some structures like hair follicles, nerve endings, and blood vessels.
Which region of the dermis is deepest?
the reticular layer: The deepest layer of the dermis.
What is the deepest layer of skin quizlet?
stratume basale: The stratum basale (basal layer, sometimes referred to as stratum germinativum) is the deepest layer of the five layers of the epidermis, which is the outer covering of skin in mammals.
How deep is each layer of skin?
It is a fibrous network of tissue that provides structure and resilience to the skin. While dermal thickness varies, it is on average about 2 mm thick.
How thick is a layer of skin?
Skin functions and Layers Skin is the largest organ of the body. It has an area of 2 square metres (22 square feet) in adults, and weighs about 5 kilograms. The thickness of skin varies from 0.5mm thick on the eyelids to 4.0mm thick on the heels of your feet.
What are the two main divisions of the 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.
Which of the following is the deepest layer of the epidermis?
The deepest of the epidermal layers is called the stratum basale or stratum germinativum. In this layer lie important cells called melanocytes.
What is the deepest layer of the epidermis in which the cells are beginning to flatten and accumulate keratin?
The stratum basale (also called the stratum germinativum) is the deepest epidermal layer and attaches the epidermis to the basal lamina, below which lie the layers of the dermis.
How deep is the skin?
Although it is only about 2 mm thick (about 0.07 inches) it covers about 20 square feet of surface and weighs about 3 killograms (just over 6 pounds). Depending on how you count them, the human skin has three layers.
Which is the most important layer of the integumentary system?
Human skin: This image details the parts of the integumentary system. The stratum basale, also called the stratum germinativum, is the basal (base) layer of the epidermis. It is the layer that’s closest to the blood supply lying underneath the epidermis. This layer is one of the most important layers of our skin.
Which is the name of the middle layer of the skin?
dermis: The middle layer of the skin. cutaneous membrane: The formal name for the skin. The cutaneous membrane is the technical term for our skin. The skin’s primary role is to help protect the rest of the body’s tissues and organs from physical damage such as abrasions, chemical damage such as detergents, and biological damage from microorganisms.
Which is responsible for the flexibility of the skin?
The stratum spinosum is partly responsible for the skin’s strength and flexibility. From there the keratinocytes move into the next layer, called the stratum granulosum.
What is the function of the outer layer of the skin?
The outer layer of skin, the epidermis, provides waterproofing and serves as a barrier to infection. The middle layer of skin, the dermis, contains blood vessels, nerves, and glands that are important for our skin’s function. The inner layer of the skin, the subcutis, contains fat that protects us from trauma.