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Integumentary System
Review
11
Science
7th Grade
06/04/2012

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Term
Integumentary system
Definition
organ system that forms a protective covering on the outisde of your body in order to protect and mainatin homeostasis
Term
Functions of skin
Definition
Protect, sense of touch, regulate body temperature, get rid of wastes
Term
Structures of skin
Definition
blood vessels, nerve fibers, hair follicles, muscle fibers, oil glands, sweat glands
Term
blood vessles
Definition
transport substances and help regulate body temperature
Term
nerve fibers
Definition
carry messages to and from the brain
Term
hair follicles
Definition
in dermis make hair
Term
muscle fibers
Definition
attached to hair follicles can contract and cause the hair to stand up
Term
oil glands
Definition
release oil that keeps hair flexible and waterproofs the epidermis
Term
sweat glands
Definition
release sweat to cool the body
Term
epidermis
Definition
outer layer of skin
Term
dermis
Definition
layer below the epidermis
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