Bone and Joint Bone and Joint InjuriesInjuriesDescribe injuries of the skeletal Describe injuries of the skeletal systemsystem

Explain how injuries can be treatedExplain how injuries can be treated

X ray imagesX ray images

What parts of the body does What parts of the body does the X ray show?the X ray show?

What structures can you What structures can you see in the X ray that you see in the X ray that you cannot with your unaided cannot with your unaided eye?eye?

Common Skeletal InjuriesCommon Skeletal Injuries

Fractures- break in a bone, occurs when too Fractures- break in a bone, occurs when too much weight is applied to only a few bonesmuch weight is applied to only a few bones

Common Skeletal InjuriesCommon Skeletal Injuries

Dislocation- end of the bone come out of its Dislocation- end of the bone come out of its jointjoint Can sometimes be relocatedCan sometimes be relocated

Common Skeletal InjuriesCommon Skeletal Injuries

SprainSprain Ligaments are stretched too far and tear in placesLigaments are stretched too far and tear in places Most common joint injuriesMost common joint injuries

Identifying injuriesIdentifying injuries

X rays- form of energy that travels in wavesX rays- form of energy that travels in waves Can determine whether bones are broken or Can determine whether bones are broken or

notnot

Identifying InjuriesIdentifying Injuries

Magnetic resonance imaging (MRI)Magnetic resonance imaging (MRI) Takes clear images of both bones and soft tissuesTakes clear images of both bones and soft tissues Large machine that contains magnetsLarge machine that contains magnets Very expensiveVery expensive Doesn’t damage cellsDoesn’t damage cells

Treating InjuriesTreating Injuries

Wear a castWear a cast

Joint replacementJoint replacement

Often used for arthritis- disease of the Often used for arthritis- disease of the jointsjoints

When joints are injured, it can be When joints are injured, it can be replaced by artificial jointreplaced by artificial joint

Joint replacementJoint replacement

ArthroscopyArthroscopy Arthoscope (slim tube-shaped instrument) is Arthoscope (slim tube-shaped instrument) is

inserted into the joint attached to a camerainserted into the joint attached to a camera Allows for doctor to see if joint is damagedAllows for doctor to see if joint is damaged