1
Small, round elevations on the skin; contains no fluid but may develop pus.
What is a papule
This produces the dark skin pigment called melanin
What is melanocytes
It has been shown to have a have a positive effect when these vitamins are taken by mouth.
What are vitamins A, C, D, and E.
This is the deeper layer of the dermis that supplies the skin with oxygen and nutrients
What is the recticular layer
This caused by continuous pressure on the skin causing it to thicken
What is a callus
This becomes present when sebum hardens in the sebaceous duct becomes clogged
What is a comedo or comedone
These receptors send message to the brain
What are sensory nerve fibers
This highly sensitive layer of the skin is 25 times thicker than the epidermis
What is the dermis
This is the layer of skin that we see and can treat; it is part of the epidermis
What is the stratum corneum
This vitamin allows the body to absorb and use calcium
What is Vitamin D
This underlying layer of the skin is also know as the derma corium, cutis or true skin.
What is the dermis
This is other name for the epidermis
What is the cuticle layer
These are small, cone-shaped elevations at the bottom of the of the hair follicles
What are the dermal papillae
This in an average weighs this about 6 to 9 lbs.
What is the skin
This is the largest organ of the body
What is the skin
These are the functions of the skin
What are protection, sensation, heat regulation, excretion, secretion, and absorption
This layer of the dermis contains nerve endings which provide the body with the senses of touch
What is the papillary layer
These are other terms for the sweat glands and the oil gland
What are the sudoriferous and sebaceous gland
This fibrous protein that is also the principle component of hair and nails
What is keratin
This does not provide enough protection from skin damage
What is melanin
This fibrous protein gives the skin its flexibility and helps it regain its shape after being expanded
What is elastin
These 2 layer make of the main part of the dermis
What are the papillary and recticular layers
This is the study of the skin, its functions and diseases
What is dermatology
Bonus
These are the sensations the sensory nerves register
What are: touch, pain, heat, cold, and pressure
This fibrous protein gives the skin its form and strength
What is collagen
To become this, you must have 4 years of college, 4 years of medical school, and 4 years of specialty if the field.
What is a Dermatologist
These oil glands that are connected to the hair follicles are also called________________.
What is sebaceous glands.
This is the fatty tissue layer below the dermis
What is the subcutaneous layer
Water, while being the number nutrient of the body, only accounts for this percentage of the body's weight.
What is 50 to 70%
Bonus
These are the benefits of water
What are: helps with the metabolism, reduces hunger pangs, reduces cracked skin, helps to reduce fatigue, and helps to improve short term memory
These are the tiny grains of pigment deposited in cells provide skin with its color; also located in the stratum germinativum
What is melanin
The surface of healthy skin is slightly _____________.
What is acidic
This is the outermost and thinnest layer of the skin.
What is the epidermis
This type of melanin produces red to yellow pigment in the body
What is pheomelanin
These are the appendages of the skin
What are: hair, nails, sweat and oil glands
This muscle causes goose bumps on the skin
What is the arrector pili muscle
This layer of the epidermis it just below the the stratum corneum, is transparent, and allows light to pass through it.
What is the stratum lucidum
This is where the epidermis and the papillary layer join.
What is the epidermal- dermal junction
This type of nerve fibers carries impulses from the brain to the muscles
What are the motor nerve fibers
This layer is the deepest layer of the epidermis also know as the basal cell layer
What is the stratum germinativum