16 Joints - 8-1Articulations and...

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Unformatted text preview: 8-1Articulations and MovementUlnaHumerus8-2Articulations or Joints3 major types of joints (structural):1. Fibrous2. Cartilaginous3. SynovialAlso classified based on motion (function):1. Synarthrosis (nonmoveable)2. Amphiarthrosis (slightly moveable)3. Diarthrosis (freely moveable)8-3Joint ClassificationFibrous jointsbones united by fibrous connective tissueno joint cavityno movement3 type of fibrous joints:1. SuturesDense regular collagenousCoronalsutureSagittalsutureLambdoidsutureFrontalboneParietalboneOccipitalbone8-4Fibrous Joints2. SyndesmosisBones further apart than in a sutureJoined by ligamentsSome movementHead of radiusRadiusAnnular ligamentUlnaAnterior viewRadioulnarsyndesmosis(interosseousmembrane)8-5Fibrous Joints3. GomphosesPeg and socketBundles of regular collagenousJoints between the teeth and socketsGomphosisCrownof toothPeriodontalligamentsRootof toothAlveolar boneGingiva(gum)8-6Joint ClassificationCartilaginous jointsbones united by hyaline or fibrocartilage...
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16 Joints - 8-1Articulations and...

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