Ball and Socket Joints: Actions, Examples, and Range of Motion
Ball and socket joints are capable of six distinct primary actions —flexion, extension, abduction, adduction, internal rotation, and external rotati...
By Alex
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Ball and socket joints are capable of six distinct primary actions —flexion, extension, abduction, adduction, internal rotation, and external rotati...
By Alex
The kneecap (patella) is stabilized by the quadriceps tendon, patellar tendon, medial and lateral patellofemoral ligaments, and medial and lateral ret...
By Alex
The head of the humerus articulates with the glenoid fossa of the scapula, forming the highly mobile glenohumeral joint, which is stabilized by cartil...
By Alex
The knee joint is stabilized by four major ligaments—ACL, PCL, MCL, and LCL—along with several accessory ligaments, which collectively provide sta...
By Jordan
The sacrum and coccyx are the two distinct yet interconnected bones forming the inferior-most portion of the vertebral column, crucial for pelvic stab...
By Jordan
The hand is a complex anatomical region composed of multiple synovial joints, including condyloid, saddle, hinge, and plane (gliding) types, enabling ...
By Jordan
The ulnar collateral ligament (UCL) of the elbow originates from the medial epicondyle of the humerus and inserts onto the coronoid process and olecra...
By Alex
The mandible, or lower jawbone, is supported and stabilized by a complex network of ligaments, primarily the temporomandibular ligament and two access...
By Jordan