Elbow and wrist Flashcards
Which ligament restricts supination/pronation of the elbow joint?
Ligamentous
QUADRATE LIGAMENT
Name the attachments of the ulnar collateral ligament f the elbow.
Anterior
(medial epicondyle to the coronoid process of the ulnar.
Posterior
(Lateral epicondlye to the olecrannon process of the ulnar)
Inferior
(Binds the anterior and posterior bands together)
Name the joints of the elbow.
Superior Radio-ulnar joint
Humeroulnar joint
humeroradial joint
Where does the quadrate ligament attach from/to?
From the Radial notch of the ulnar to the neck of the radius
Which ligament of the elbow joint resists a valgus stress?
The medial collateral ligament
Which ligament of the elbow joint resists a varus stress?
Lateral collateral ligament
Describe the articulation of the Humeroradial Joint.
What type of joint is this?
Concave head of the radius articulates with the convexity of the capitulum of the humerus.
Synovial hinge joint
Describe the articulation of the Humeroulnar Joint.
What type of joint is this?
The articulation is formed by the junction between the trochlear notch of ulna and the trochlea of humerus.
Synovial hinge joint
Describe the articulation of the superior radioulnar joint.
What type of joint is this?
The head of the radius is enclosed within?
A synovial, pivot joint. An articulation between the head of the radius articulating with the radial notch of the ulna.
The annular ligament.
Where does the annular ligament attach to/from?
Head of the radius to the radial Notch of
the ulnar
Which ligament attaches from the radial notch to..
The head of the radius
The neck of the radius
Head (annular ligament)
Neck (Quadrate ligament)
Describe the articulates of the distal radio ulnar joint.
This distal radioulnar joint is located just proximally to the wrist joint. It is an articulation between the ulnar notch of the radius, and the ulnar head.
Which muscle inserts into the styloid process of the radius?
Which nerve/level innervates this muscle?
Brachioradialis
Radial Nerve,
C5,6
Which ligament attaches to the styloid process of the radius?
Radial collateral ligament
Which ligament stabilizes the distal radioulnar joint?
Tip
D.R.M.A.L
Dorsal radial metaphyseal arcuate ligament
The Dorsal radial metaphyseal arcuate ligament attaches from/to?
Ulnar styloid process
Distal radius
Then radial collateral ligament attaches from the styloid process of the radius to?
The trapezium
The ulnar collateral ligament attaches from the styloid process of the ulnar to?
Triquetal/um