Upperlimb Joints And Bones Flashcards
What is the acromioclavicular joint stabilised by
Coracoclavicular joint
What type of joint if the sternoclavicular ligament
Saddle joint
How is the sternoclavicular ligament stabilised
Intra articular disc
How is the glenohumeral joint stabilised
Glenoid labrum which is a fibrocartilagenous ring
Which rotator cuff muscle protects the glenohumeral joint from above?
Supraspinatous
Which rotator cuff muscle protects the glenohumeral joint from behind?
Infraspinatous and teres minor
Which rotator cuff muscle protects the glenohumeral joint from in front?
Subscapularis
Where on the humerus does the ulna articulate
Trochlea
Where on the humerus meets the radius
Capitulum
What are the 3 tuberosities on the ulna
Olecranon process
Coronoid process
Styloid process
What type of joint in the acromioclavicular joint
Plane joint
Where does the radius meet the humerus
Fovea/head
What carpal bones does the radius articulate with at the wrist
scaphoid and lunate
Where is the radial tuberosity?
At the top of the radius and the biceps tendon attaches
Where on the humerus does the radius articulate?
Capitulum
What is the proximal radioulnar joint between?
Radius and Radial notch of ulna
What the is distal radioulnar joint between?
Ulna and ulna notch of radius
What is the proximal radioulnar joint stabilised by?
anular ligament which wraps around the radius and pushes it against the ulna
What are the proximal and distal radioulna joints linked by?
Interosseous membrane
What sort of joint is the radiocarpal joint?
Condyloid joint
What stabilises the wrist joint?
articular disc on the ulna side
What type of joints are the carpometacarpals
1 saddle, 4 plane
What type of joints are the metacarpophalangeal
1 hinge, 4 condyloid
What type of joints are the radiocarpal joints
Condyloid
