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What is bone composed of ?
- Over 20% water
- 2/3 Minerals- Calcium & Phosphrus & Magnesium
- 1/3 Orgnaic Matter- Collagen
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List 6 Functions of the Skeletal System
- 1) Protect body vital organs
- 2) Support the body
- 3) Provide points of attachment for skeletal muscles
- 4) Give shape to body
- 5) Stores the supply of calcium
- 6) Vital functions of bone formation, red & white blood cells & the platelets
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Describe the Spinal Column
- The spinal column is a stack of vertebrae; separated by cartilage disks
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How is a long bone constructed ?
- The middle shaft (disphysis)
- is connected to the ends (epiphysis)
- by a transtitional segment (melaphysis)
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Three kinds of Synovial Joints ?
- 1) Ball & Socket Joint
- 2) Hinge Joint
- 3) Pivot Joint
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The Ball and Socket Joint is found in the ___ or _______.
Hip or Shoulders
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Hinge Joints are actions of the
Fingers & Knees & Elbows
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Pivot Joints appear at the ____ and _____.
Wrists & Elbows
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List 7 types of fractures
- 1) Greenstick
- 2) Compound
- 3) Closed
- 4) Comminuted
- 5) Impacted
- 6) Depressed
- 7) Spiral
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Compund Fracture-(open) bone breaks the skin
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Greenstick Fracture- (incomplete) hairline fracture, did not break all the way through
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Closed Fracture- (simple) Complete break, not breaking skin
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Comminuted Fracture- More than one break
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Spiral Fracture- twisting break winding around the bone
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Impacted Fracture-broken end jammed together
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The 5 Follow up treatments of fractures are
- 1) Supply & Immobilized
- 2) Prevent Shock
- 3) Bleeding, Coverwound
- 4) Utilize traction if long bone is fractured
- 5) If compound or comminuted fraction, surgery occurs
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How does a bone heal? ( 5 healing process)
- 1) Hematoma Occurs
- 2) Healing process is started & fibrous bridge forms
- 3) Cells turn into cartilage
- 4) Calcium accumalates, forming callus
- 5) New Bone is made
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What conditions might result in need for amputation?
- a) Severe trauma
- b) Malignant tumor
- c) Lack of circulation
- d) Complications of other conditions ( diabetes)
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An adult has how many bones?
206
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Bone covering is ?
Periosteum
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Sacral Vertebrae are located in the ...
Posterior pelvic gridle
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The place where two or more bony parts join together is called
Articulation
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Athroscopy is
a surgical procedure to view inside a joint
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Rheumatoid Arthritis is cause by
a fault in the immune system
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Carpal Tunnel Syndrome causes symptoms in the
Thumb & first two fingers
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Lordosis refers to
Abnormal anterior convex curvature of the lumbar spine
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