10/10 Joints of the Upper Extremity II: Hand and Wrist - Brauer (Completed) Flashcards
Where do you find the annular ligament? 2
originates and inserts on the ulna wrapping around the head of the radius
What bone rotates during supination and pronation? 2
Radius
What muscles drive suppination? 2
supinator m.
Biceps brachii m.
What muscles drive pronation? 2
pronator quadratus m.
teres m.
What is a CMJ and a RCJ? 3
CMJ - carpometacarpal joint
RCJ - Radiocarpal joint
What movement involves ulnar deviation? 4
adduction
What movement involves radial deviation? 4
abduction
What do we call the wrist joint? What bones make up the wrist joint? 5
Condyloid synovial joint
- ) Radius
- ) styloid process of Ulna
- ) Scaphoid
- ) Lunate
- ) Triquetrum
Where is the ulnar collateral ligament of the wrist found? 6
styloid process of ulna - triquetrum
Where is the radial collateral ligament of the wrist found? 6
styloid process of radius - scaphoid
What is contained within the Carpal tunnel? 7
median n.
9 tendons
What forms the roof of the carpal tunnel? 7
Transverse carpal ligament (flexor retinaculum)
What is contained within the Ulnar tunnel? 7
ulnar n.
ulnar a.
What forms the floor and the roof of the ulnar tunnel? 7
Roof - palmar carpal ligament
Floor - flexor retinaculum
What is a Boutonniere Deformity? 13
Proximal interphalangeal joint (PIP) is stuck in flexion
Distla interphalangeal joint (DIP) hyperextended
