The Skin Flashcards
What are the three main layers of the skin
The epidermis, dermis and subcutaneous layer
How many layers are in the epidermis and what is the acronym
5 come lets get sun burnt.
What happens in the top layer of the skin and what is its name (come lets get sun burnt)
Stratum Corneum- hardened flattened dead skin cells, constantly being shed. The cell membrane isn’t visible.
What is the clear layer of skins scientific name and what happens. (Mid life crisis stage)
Stratum Lucidum- denucleated cells but not completely hard, most easily visible under a microscope
What is the Granular layer known as (teenage years)
Stratum Granulousum Cells have a distinct Nuculus but cell membranes are dying.
Prickle cell layer (adolescence)
Stratum Spinosum- cells are livings and membranes are in tact.
Basal layer
Stratum Basal- primary site of cell division, cells are living.
How many days does it take for the basale cells to get to the top of the skin.
28-30 days.
What is the epidermis
The epidermis is the layer of the skin that we can see, it varies in thickness depending on the part of the body. The cells are constantly replaced from cells in the basal layer.
What is the dermis
The dermis is the layer that is connected to the blood and the lymph supply. It contains sweat and sebaceous glands.
What happens in the subcutaneous layer
It’s the innermost layer of the skin. It’s made up of fat and conective tissues. It acts as an insulator and regulates body temperature. It also protects the bones