Origins
What is the origin of brachioradialis
proximal 2/3 of lateral supracondylar ridge of humerus
Insertion of brachioradialis
styloid process of radius
which ligament attaches to distal radius and head of ulna?
palmar radioulnar ligament
which nerve passes through carpal tunnel
median nerve
What are the 3 borders of distal radius?
anterior, posterior, interosseus
What is origin of anconeus
lateral epicondyle of humerus
middle lateral surface of radius
which ligament stabilizes ulnar-sided wrist structures in movement and loading?
ulnocapitate ligament
which nerve passes through guyon's canal
what are the 3 surfaces of distal ulna
anterior, posterior, medial
What is origin of flexor pollicis longus
anterior surface of radius and interosseous membrane
Insertion of flexor digitorum superficialis
sides of middle phalanges of 2-5 fingers
which ligament has each section providing different stability within the carpal bones?
lunotriquetral ligament
radial nerve
which nerve has no motor supply to the wrist
which bone is broad proximally and narrow distally?
ulna
Origin of pronator quadratus
medial, anterior surface of distal ulna
insertion of abductor pollicis longus
base of first metacarpal
which ligament facilitates carpal bones as a single unit
capitotrapezoid ligament
a patient has no sensation to the dorsal side of thier thumb, which nerve is affected
radial nerve
scaphoid and lunate
Origin of supinator
lateral epicondyle of humerus, radial collateral ligament, annular ligament, supinator crest of the ulna
insertion of extensor carpi radialis longus
base of second metacarpal
which ligament prevents ulnar deviation and wrist extension
ulnotriquetral
Which nerve innervates abductor pollicis brevis?
median nerve
what makes up the distal row of carpal bones in the wrist
trapezium, trapezoid, capitate, hamate