Dissection 12: Anterior Arm, Anterior Forearm and Cubital Fossa Flashcards
what does the ulnar nerve leave the anterior compartment of the forearm via?
cubital tunnel (posterior to medial epicondyle)
what does the ulnar nerve reenter the anterior compartment of the forearm via?
flexor carpi ulnaris
name the nerve that supplies all the muscles of the anterior arm?
musculocutaneous nerve
name the 3 muscles of the anterior compartment of the arm?
biceps brachii
coracobrachialis
brachialis
most anterior muscle of the arm?
biceps brachii
origin of long head of biceps brachii?
supraglenoid tubercle of scapula
origin of short head of biceps brachii?
coracoid process of scapula
how many muscles attach to the coracoid process of the scapula?
3
name the muscles that attach to the coracoid process of the scapula?
coracobrachialis
short head of biceps brachii
pectoralis minor
insertion of the biceps brachii?
biceps tendon
biceps aponeurosis
what does the biceps tendon attach to?
radial tuberosity
what are the nerve root values of the musculocutaneous nerve
C5 and 6
origin of the coracobrachialis?
coracoid process of the scapula
insertion of coracobrachialis?
humerus
is coracobrachialis medial or lateral to brachialis?
medial