Ch 8 Joints movements
Synarthroses immobile
Amphiarthroses Slightlymobile
Diarthroses freely mobile
Large range of movement weak joints
Fibrous
Sutures
Denseregular CTholdstogethertheends ofbones
Synarthroses
boneparts
Joint between bones that make up the skull
Gomp s synarthroses
Fibrousjoint between a tooth and its corresponding
alveolus in the mandible or maxilla
Ex Teeth
Syndesmoses amphiarthrosis
Articulatingbones arejoined by a longmembrane interosseousmembraneligament
composed of dense regularCollagenous CT
Ex foundbetweenradius ulna
Pad of cartilageis wedged between the ends of bones
Cartilaginous
Synchondrosis Synarthroses
consists of bones unitedby hyaline cartilage
Ex Epiphysealplate
Symphyses amphiarthroses
Ajointin whichthebonesareunitedbya toughfibrocartilagepad
Ex intervertebral joints pubic symphysis
Synovial Boneterminals covered with articularcartilage
Jointenclosedby ansynovial cavity
mobility but leaststable
Articulating c for
u
Where 2 bonesjoin theyareenclosedby a doublelayeredstructure ofCT
articularCapsule Structuralsupport
, Synovial fluid thickcolorlessoilyliquidthatserves 3 mainfunctions
Lubrication lubricatesthejointcavity to reducefriction
Metabolicfunctions synovialfluid suppliesnutrientslikeglucosetothecells
removeswaste
Shockabsorbtion synovialfluidhelps toevenlydistributetheforcestressexerted
duringmovement
Articular Cartilage
All exposed articulatingbonesurfaces w in the jointcavity are covered
by athin layerof articularcartilage composed of hyalinecartilage
Avascular
Ligament
Strandof denseregularcollagenous CTthatconnectsonebonetoanother
to strengthen reinforcethejoint
Intrinsicligament thickenedregionsofthearticularcapsule
Extrinsicligament Not a partofthearticularcapsuleInsideoutsidejointcavity
Tendon
Structural component ofskeletalmuscle composed ofdenseregularcollagenous CT
Connects muscletobone orano
thestructure
Tendonsstabilizejoints
Tendonscrossoveror aroundjoints
Bursae Tendon Sheaths
Synovialfluidfilledstructureresembling a limpwaterballoon
Lined with synovialmembrane
Synarthroses immobile
Amphiarthroses Slightlymobile
Diarthroses freely mobile
Large range of movement weak joints
Fibrous
Sutures
Denseregular CTholdstogethertheends ofbones
Synarthroses
boneparts
Joint between bones that make up the skull
Gomp s synarthroses
Fibrousjoint between a tooth and its corresponding
alveolus in the mandible or maxilla
Ex Teeth
Syndesmoses amphiarthrosis
Articulatingbones arejoined by a longmembrane interosseousmembraneligament
composed of dense regularCollagenous CT
Ex foundbetweenradius ulna
Pad of cartilageis wedged between the ends of bones
Cartilaginous
Synchondrosis Synarthroses
consists of bones unitedby hyaline cartilage
Ex Epiphysealplate
Symphyses amphiarthroses
Ajointin whichthebonesareunitedbya toughfibrocartilagepad
Ex intervertebral joints pubic symphysis
Synovial Boneterminals covered with articularcartilage
Jointenclosedby ansynovial cavity
mobility but leaststable
Articulating c for
u
Where 2 bonesjoin theyareenclosedby a doublelayeredstructure ofCT
articularCapsule Structuralsupport
, Synovial fluid thickcolorlessoilyliquidthatserves 3 mainfunctions
Lubrication lubricatesthejointcavity to reducefriction
Metabolicfunctions synovialfluid suppliesnutrientslikeglucosetothecells
removeswaste
Shockabsorbtion synovialfluidhelps toevenlydistributetheforcestressexerted
duringmovement
Articular Cartilage
All exposed articulatingbonesurfaces w in the jointcavity are covered
by athin layerof articularcartilage composed of hyalinecartilage
Avascular
Ligament
Strandof denseregularcollagenous CTthatconnectsonebonetoanother
to strengthen reinforcethejoint
Intrinsicligament thickenedregionsofthearticularcapsule
Extrinsicligament Not a partofthearticularcapsuleInsideoutsidejointcavity
Tendon
Structural component ofskeletalmuscle composed ofdenseregularcollagenous CT
Connects muscletobone orano
thestructure
Tendonsstabilizejoints
Tendonscrossoveror aroundjoints
Bursae Tendon Sheaths
Synovialfluidfilledstructureresembling a limpwaterballoon
Lined with synovialmembrane
