Unit 2 Lecture 4 - Joints

Unit 2 Lecture 4 - Joints - uniaxial rotation A condyloid...

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Joints (or articulations) places where bones come together
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Structural classification Fibrous Cartilaginous synovial
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Fibrous joints
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gomphosis
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syndesmosis
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sutures
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Cartilaginous
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synchondrosis
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symphysis
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Synovial
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Classification of synovial joints based on shapes of the joint surfaces plane hinge pivot condyloid saddle ball and socket
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A plane joint has two relatively flat surfaces in contact and allows only translational movements
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A hinge joint allows rotation around only one axis
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A pivot joint also allows only
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Unformatted text preview: uniaxial rotation A condyloid joint allows rotation around two axes A saddle joint also allows rotation around two axes A ball and socket shaped joint allows rotation around three axes Categories of movements at synovial joints Flexion and extension (elbow) Abduction and adduction (glenohumeral joint) Circumduction (metacarpal phalangeal joint) Axial rotation (medial and lateral rotation of the hip) Protraction and retraction (temporomandibular joint)...
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Unit 2 Lecture 4 - Joints - uniaxial rotation A condyloid...

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