Flashcards in Elbow and forearm Deck (24):
[flexion] What kind of lever is the elbow
3rd class lever
[extension] what kind of lever is the elbow?
attachment of superficial flexors of the forearm
medial epicondyle of the humerus
attachment of supinator and superficial extensor muscle of the forearm
strongest ligament of the elbow
Anterior oblique ulnar ligament
weakest ligament of the elbow
posterior oblique ulnar ligament
the flexor muscles (except flexor carpi ulnaris) are innervated by the
chief flexor muscles
biceps brachii, brachialis
brachioradialis, pronator teres
Extensors are innervated by
T/F the radius is shorter than the ulna
the head of the radius articulates with the
capitulum of the humerus, radial notch of the ulna
the ulnar notch of the radius articulates with the
head of the ulna
T/F the styloid process of the ulna is greater than that of the radius
T/F the shaft of the radius is contradistinction to that of the ulna that it is wider above han it is below
the stabilizing bone of the forearm is the
what attaches the ulna to the head of the radius?
disklike triangular cartilage between the ulna and the carpal bones
the interosseous membrane of the forearm connects what structures?
radius and ulna
destruction of the triangular fibrocartilage leads to
what separates the distal radioulnar joint from the cavity of the wrist joint?
which nerve goes in the carpal tunnel?
artery found in the cubital fossa