Functions of skin Flashcards
Involves the study of anatomy, layers, and functions of the skin
Histology and Physiology
The term for microscopic anatomy
Histology
Skin is a part of this body system
Integumentary
The building blocks of proteins are also known as…
amino acids
Amino acids form ________, which then form proteins
peptides
Name the appendages of the skin
hair, nails, sweat glands, oil glands
What are the six primary functions of the skin?
sensation, heat regulation, absorption, protection, excretion, secretion (SHAPES)
What vitamin does skin produce?
Vitamin D
The skin is able to detect heat, cold, touch, pain, and pressure because it contains these fibers
nerve fibers/sensors
Sensory nerve fibers are most abundant in this part of the body
Fingertips
The name for the film that protects the skin from drying out
Hydrolipidic film
What is the technical term for “oil” on the epidermis that protects skin from external factors?
sebum
What is the average pH of the acid mantle?
pH 5.5
“Hydro” means…
water
“Lipidic” means…
oil
The name for the protective barrier made up of sebum, lipids, sweat, and water
acid mantle
The skin’s mechanism that protects us from irritation and intercellular transepidermal water loss
barrier function
The loss of water caused by evaporation on the skin’s surface is also known as…
transepidermal water loss
What is the term for the lipid fluid between epidermal cells?
intercellular mix/matrix
What is the name of the cells that produce pigment and protect our bodies from harmful ionizing UV rays?
melanocytes
Melanocytes make these pigment carrying granules that produce melanin
melanosomes
Melanosomes produce tiny grains of pigment called…
melanin
A hormone that stimulates skin cells to reproduce and heal
epidermal growth factor
Another term for cell stimulators
Fibroblasts
