Integumentary System 1
What 3 things make up the integumentary system?
Skin
Hair
Nails
True or False
The epidermis is thin
True
Being exposed to the sun can help our bodies make _________________
Vitamin D
Melanin is made from
melanocytes
Cyanosis is when the skin turns ______ due to ______
blueish, lack of oxygen
What are the three layers of the integumentary system?
epidermis
dermis
hypodermis (fatty layer)
________ in the skin causes goose bumps (name the specific muscle)
arrector pili
The _____ is the outer layer of the skin
epidermis
The surface of the epidermis consists of dead skin cells filled with a protein called _______________
keratin
The yellowing of the skin due to lack of proper liver functioning is known as
Jaundice
_____________ is pigment in the skin that protects from UV damage
melanin
What layer is under the epidermis
dermis
Sweating helps your body to __________
cool down
In order to maintain homeostasis, your skin _____ to help you cool down
sweats
Blood vessels, some muscles, and hair follicles are found in what layer?
the dermis
True or False
Hair is dead and skin is alive
True
the epidermis is made up of _____________ tissue
epithelial
Sebaceous glands are located in this layer
dermis
Waste products are released through our skin via ___________ (tiny holes)
pores
what is the purpose of the hypodermis?
cushion / protection/ insulation
What are the 4 functions of the skin?
Sensory Response
Temperature Regulation
Protection
Making Vit D
Two factors that influence the shade of someone's skin are ______________ and ______________
genetics / melanin
environment
________ ______ in the skin allow us to feel things
sensory receptors
Sweat helps stop bacterial growth because it is...
slightly acidic
A bruise is __________ under the skin
blood