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Joints and Bones
Func anat bio mech
13
Anatomy
Undergraduate 4
02/06/2016

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Cards

Term
3 functions of skeletal system:
Definition
1. structure
2. protection
3. movement (levers)
Term
4 types of bones:
Definition
1. short
2. flat
3. irregular
4. long bones
Term
examples of short bones:
Definition
carpals and tarsals
Term
function & examples of flat bones:
Definition
function: protect underlying organs, attachments for muscles

examples: patella, ilium, sternum, scapula, skull
Term
functions and examples of irregular bones:
Definition
functions: support, weight bearing, protection of spinal cords, attachment

example: spine
Term
function and examples of long bones:
Definition
function: weight bearing (legs), mobility (arms)
examples: humerus, ulna, radius, tibia
Term
types of joints:
Definition
1. synarthrosis (non moveable)
2. amphiarthrosis (slightly moveable)
3. diarthrosis (degrees of freedom)
Term
2 categories of synarthrosis (non movable) joints:
Definition
1. suture (skull)
2. syndesmosis (between radius and ulna, between tibia and fibia)
Term
2 categories of amphiarthrosis (slightly moveable joints:
Definition
1. sychondrosis (sternocossils, ephysial plates when you're a child)
2. symphasis (pubic symphasis, intervertebral discs)
Term
0 degree diarthrosis joints:
Definition
gliding joints (carpals, tarsals, facet joints which are under the transverse process)
Term
1 degree diarthrosis joints:
Definition
hinge and pivot joints

hinge: knee elbow, interfalangials, talocruel

pivot: atlantoaxial, radialulnar joints (distal and proximal)
Term
2 degree diarthrosis joints:
Definition
saddle & condyloid

saddle: carpo-metacarpyl

condlyoid: antlantoccipital, radialcarpyl, subtaller
Term
3 degree diarthrosis joints:
Definition
ball and socket joins (shoulder and hips)
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