Shoulder great mobility also means less ____ and thus the shoulder joint is the second most easily dislocated joint behind the ____ joint.
stability, temporomandibular joint
Movement in two planes
Biaxial joints
The tendon of the ___ head of the ___muscle runs from the ___ margin of the ___cavity over the head of the ___ and then through the ___ groove. The other 4 tendons form the ___ that encircles the joint. Theyre tendons of the ___, ___, ___, & ___ muscles.
The 4th ligament, the ____, runs from the lower lip of the acetabulum to the center of the __ of the ___. Its not a strong ligament but carries an artery thats important for blood supply to the head
ligamentum teres, acetabulum, head, femur
Angular movement: excessive extension beyond normal range of motion:
hyperextension
Two collateral ligaments, the __ and ___ collateral ligament reinforce the capsule and restrict side to side movement. The joint is also stabilized by tendons, such as the ___ and ___ tendons that cross the joint.
ulnar, radial, biceps, triceps
5/6: In ___ joints both articular surfaces have ___ and ___ areas, giving the ___ joint a ___ freedom of movement than a condyloid joint.
saddle, concave, convex, biaxial, greater
Type of joint, degree of movement: Amphiarthroses
Slightly moveable
There are reinforcing ligaments, like the ___ ligament between ___ process of the ___ and the proximal ___, and the 3 ___ ligaments that strengthen the front of the capsule. Still, the major stabilizers are __ muscle tendons.
