Ligaments, Tendons, and Joints
Post on 30-Dec-2015
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December 9, 2014 Objective: To describe how joints function
and to differentiate between types of joints
Journal: Have you or someone you know ever had a knee injury? Explain what happened.
Cartilaginous Joints
Held together by cartilage disks Immovable or slightly movable Ex: Joints between your ribs and sternum
Synovial Joints
Connected by a joint cavity filled with synovial fluid and lined with a synovial membrane
Freely moving
Types of Synovial Joints
Ball and Socket Joints: Can move in all directions including rotation◦ Found in your shoulders and hips
Types of Synovial Joints
Hinge Joints: Can either open or close◦ Found in your knees and elbows
Types of Synovial Joints
Gliding Joints◦ Flat, slightly curved, plate like bones◦ Can only side back and forth◦ Found in your wrists and ankles
http://phschool.com/atschool/phsciexp/active_art/skeletal_and_muscular/index.html
Types of Synovial Joints
Saddle Joints◦ One bone shaped like a saddle and another
similar to a horse’s back◦ Rock up and down and side to side◦ Found in the base of your thumb
Types of Synovial Joints Condyloid Joints
◦ Oddly shaped convex bones fitting into concave bones
◦ Can move in any direction, but cannot rotate
◦ Found in the knuckles of your fingers and wrists
Adduction
To move toward the midline of the body Ex: Moving your arms from above your
head back down to your sides
Knee Surgery Videos
ACL Reconstruction - http://www.youtube.com/watch?v=Xsq0sQp6DwUMeniscus Reconstruction - http://www.youtube.com/watch?v=444A9nPCPCA
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