Terminal Branches of Brachial Plexus in the Forearm Flashcards
What 3 terminal branches of the brachial plexus innervate the forearm?
Median, ulnar, and radial nerves.
True or False; the median nerve complete innervates the anterior compartment of the forearm.?
False; innervates all but half of FCU and FDP.
True or False; the radial nerve completely innervates the posterior compartment of the forearm?
True.
The _______ _____ arises from the medial and lateral cords of the brachial plexus and travels with the brachial artery along side the medial side of the arm.
Median nerve.
In the elbow the ________ ______ course though the cubital fossa, deep to the bicipital aponeurosis and between the two head of the pronator teres, to enter the anterior compartment of the forearm.
Median nerve.
What muscles does the main branch of the median nerve course through?
Flexor digitorum superficialis and the profundus muscles; transverses the carpal tunnel to enter the hand.
What are the 2 branches of the median nerve?
Anterior interosseous nerve and palmar branch.
The _____ _____ course posteriorly to the medial epicondyle of the humerus in the osseous groove, into the anterior compartment of the forearm between the two heads of the flexor carpi ulnaris muscle.
Ulnar nerve.
What are the 2 cutaneous branches of the ulnar nerve?
Dorsal branch and palmar branch.
The ______ _____ enters the forearm, anterior to the lateral epicondyle, and travels distally between the brachialis and brachioradialis muscles, where it bifurcates into deep and superficial branches.
Radial nerve.
What are the 3 branches of the radial nerve?
Posterior interosseous, Superficial radial, and Posterior cutaneous nerves.
The _______ ________ _____ of the forearm branches from the medial cord and supplies the medial side of the forearm.
Medial cutaneous nerve.
