 Protection – regulates what goes in & out  Sensory (lets you feel things)  Regulates Body Temperature  Gets Rid of Waste

 Skin  Epidermis  Dermis  Nails  Hair

Outer layer of skin, dead cells

 Second layer of skin, living cells

 a dark pigment that protects the skin from sunlight by absorbing the UV light.

 Protects organs  Stores minerals (calcium)  Assist with movement  Make blood cells

 Bone  Compact  Spongy  Marrow  Cartilage  Ligaments

 The part of the bone that has no open spaces.

 The part of the bone that has many open spaces. It provides most of the strength and support.

 A soft tissue inside of a bone that makes red and white blood cells and stores fat.

 A tissue that connects bone to bone. It holds joints together.

 A place where two or more bones meet.

 READ PAGES 584 – 586 & DEFINE……….  Compact Bone  Spongy Bone  Marrow  Ligament  Joint

 Work in pairs to generate movement

 Muscles  Skeletal  Cardiac  Smooth  Tendons

 Muscle action that is under your control.

 Muscle action that is not under your control.

 Enables bones to move  Voluntary  Fatigues

 A tissue that attaches muscle to bone.

 Moves food through the digestive system  Involuntary  Does not fatigue

 Pumps blood around the body\  Involuntary  Does not fatigue