Integumentary System 1
What 4 things make up the integumentary system?
Skin
Hair
Nails
Glands
True or False
Skin is thin and easily damaged
Being exposed to the sun can help our bodies make this vitamin _________________
Vitamin D
Human skin color is determined by what pigment?
melanin
True or False
Your skin is one of your body's major defenses
True
What are 3 of the 5 "ABCs" of skin cancer? (3 to get points)
Asymmetry
Border
Color
Diameter
Evolving
What does the hair bulb do?
The epidermis is the ________________
outer layer of the skin
The _______________ is the thick skin at the base of your nail.
cuticle
The second layer of the skin is called ___________
dermis
Hair grows as cells in the ___________ ____________
Hair Follicles
How many layers make up the skin
Three
What layer of skin are oil glands and hair follicles located?
Dermis
This is a mutation of a melanocytes
skin cancer
Nail plate: The hard part of your nail you can see
Nail bed: The skin under your nail plate
True or False
Hair is dead and skin is alive
True
What is the layer of skin where fat is deposited and stored.
Hypodermis
What are the tiny openings on the surface of the skin that allow sweat and oil to escape?
Pores
The oil glands that are located next to each hair follicle secrete oil keep the ____________ and _____________ soft, flexible and water resistant
Skin
Hair
What layer of skin gives you color and waterproof barier?
The epidermis
Double Points....What are 4 functions of the skin?
Sensation
Temperature Regulation
Protection
Making Vit D
produce melanin
sweating/Shivering
Two factor that influence the shade of someone's skin are ______________ and ______________
genetics
environment
The skin contains lots of nerve endings that respond to 4 things. What are those things?
temperature
touch
pressure
pain
It receives sensory information
What are the jobs of the dermis?
Contains the blood vessels, follicles and glands.
It protects internal organs
Maintains heat.