Elbow and Hand Flashcards
where does the lateral (radial) collateral ligament attach to
lateral epicondyle of humerus and annular ligament
what is the function of the annular ligament
stabilises the proximal radioulnar joint by holding the radius against the radial notch of the ulna
what are the 3 ligaments of the elbow
lateral collateral, medial collateral and annular
what muscles make up the thenar eminence
abductor pollicis brevis, flexor pollicis brevis, opponens pollicis
what nerve innervates the thenar eminence
median
what muscles make up the hypothenar eminence
abductor digiti minimi, flexor digiti minimi, opponens digiti minimi
what nerve innervates the hypothenar eminence
ulnar
‘LOAF’ meaning - muscles of the hand supplied by the median nerve
L - lumbricals (2 median)
O - opponenes policis
A - abductor policies brevis
F - flexor pollici brevis
where do the lumbricals
tendons of the flexor digitorum profundus
what are the innervations of the lumbricals (a) median (b) lateral
(a) - ulnar nerve
(b) - median nerve
what is the function of the (a) dorsal and (b) palmar interossi
(a) digit abduction (DAB)
b) digit adduction (PAD
what is in the innveration of the interossi
ulnar
where are the (a) lumbrical and (b) interossi in relation to hand bones
(a) anterior
(b) posterior
