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Glossary of Bones,Muscles,and Skin

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How can you keep your skeleton healthy?
A combination of a balanced diet and regular excercise can start you on your way to a healthy life.
vertebrae
the 26 small bones that make up your backbone
joint
a place in the body where two bones come together
Why is the vertabral column considered the center of the skeleton?
because it is connected to every bone in your body, someway somehow.
What happens to cartilage as you grow?
the cartilage is replaced by bone
marrow
a soft connective tissue found in the spaces of bones
pivot joint
the pivot joint allows one bone to rotate around another
What are the five functions of the skeleton?
1 provides shape and support.2 enables you to move.3 protects your internal organs.4 produces blood cells.5 and stores certain materials untill your body needs them.
cartilage
a connective tissue that is more flexible than bone
What do x-rays do?
they pass through the skin and other body tissues, the x-rays only strike the photographic film beneath the area. Unlike other body tissue, bones absorbs x-rays.
fracture
a break in a bone
dislocation
when a bone comes out of its joint
sprain
when ligaments are streched too far and tear in places
hinge joint
allows extensive foward or backward motion
What do movable joints allow you to do?
Movable joints allow you to make a wide range of movements
gliding joint
allows one bone to slide over another
ball-and-socket joint
ball-and-socket joints allow the greatest range of motion. Your shoulder is an example of a ball-and-socket joint.
Osteoporosis
a condition in which the body's bones become weak and break easily.
ligament
the connective tissue that holds together bones in movable joints

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