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Devin Chapter 22 Vocab
devin Branstner Chapter 22 Vocab
24
Science
8th Grade
11/02/2015

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Term
homeostasis
Definition
The maintenence of a stable internal environment
Term
Tissue
Definition
a group of similar cells working together
Term
Organ
Definition
two or more tissues working together
Term
Epithelial tissue
Definition
covers and protects the underlying tissue
Term
Nervous tissue
Definition
sends electrical signals through the body
Term
Muscle tissue
Definition
made of cells that can contact and relax to produce movement
Term
Connective tissue
Definition
joins, supports, protects, insulates, nourishes, and cushions organs.
Term
Skeletal System
Definition
Bones, cartilage, and the special structures hat connect them
Term
Compact Bone
Definition
bone tissue that does not have any visible open spaces
Term
Spongy Bone
Definition
bone tissue that has many open spaces
Term
cartilage
Definition
most bones start out as a soft, flexible tissue
Term
Joint
Definition
the place where two or more bones connect
Term
Ligaments
Definition
joints are kept together with strong elastic bands of connective tissue
Term
Muscular system
Definition
muscles that attach to bones and the connective tissue that attaches them
Term
Smooth muscle
Definition
found in the digestive tract and the blood vessels
Term
Cardiac Muscle
Definition
a special type of muscle found only in your heart
Term
Skeletal muscles
Definition
attached to your bones for movement, and they help protect your inner organs
Term
Tendons
Definition
connect your skeletal muscles to your bones
Term
Integumentary sytem
Definition
helps your body maintain a healthy internal environment
Term
sweat glands
Definition
produce sweat, a salty liquid that flows to the surface of the skin
Term
Melanin
Definition
determines skiin color
Term
epidermis
Definition
thin skin layer
Term
Dermis
Definition
thick layer of skin
Term
Hair follicle
Definition
what starts growing new hair
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