Joints - ARTICULATIONS/ JOINTS (ARTHROSES) CLASSIFICATION...

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ARTICULATIONS/ JOINTS (ARTHROSES)
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CLASSIFICATION OF JOINTS ( based on freedom of movement ) Diarthrosis – freely movable e.g. elbow Amphiarthrosis - slightly movable e.g. intervertebral joints Synarthrosis – immovable e.g. suture of skull
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CLASSIFICATION OF JOINTS (based on type of bone attachment) Fibrous - collagen fibers span the space between bones sutures, gomphoses & syndesmoses Cartilaginous - 2 bones are bound to each other by cartilage synchondroses or symphyses
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Bony - 2 bones are fused by osseous tissue - synostoses in early adulthood Synovial - two bones are separated by a synovial cavity CLASSIFICATION OF JOINTS
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FIBROUS JOINTS Sutures – immovable - between bones in the skull Gomphoses - between teeth & socket Syndesmoses – bones are held by ligaments
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CARTILAGINOUS JOINT Synchondrosis – immovable – bones joined by hyaline cartilage Symphysis - slightly movable – bones joined by fibrocartilage e.g. pubic symphysis & intervertebral joint
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BONY JOINT (Synostosis) 2 bones become fused by osseous tissue Ossification occurs with age increase left and right mandible fuse after birth left and right frontal bones fuse after birth epiphyses and diaphysis of the long bones fuse
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Bursae - saclike extensions of joint capsule that extend between nearby
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Joints - ARTICULATIONS/ JOINTS (ARTHROSES) CLASSIFICATION...

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