PMC3137838_01
Dissection of the axilla and anterior compartment of arm showing the variation of Median nerve. (BA: Brachial artery; Br: Brachialis muscle; CBr: Coracobrachialis muscle; DL: Deltoid; LHBB: Long head of Biceps brachii muscle; MN: Median nerve; SHBB: Short head of Biceps brachii muscle; 1: Branch to coracobrachialis; 2: Branch to Biceps brachii; 3: Third branch of median nerve; 4: Branch to brachialis; 5: Lateral cutaneous nerve of forearm).
JNRP-1-51-g001.jpg
PMC3137838_01_JNRP-1-51-g001.jpg
F1
This branch of MN, arising from its lateral side, entered the substance of the coracobrachialis muscle [Figure 1].
Closure view showing nerve supply of biceps brachii and brachialis muscles. (BA: Brachial artery; Br: Brachialis muscle; LhBB: Long head of Biceps brachii muscle; MN: Median nerve; ShBB: Short head of Biceps brachii muscle; 1: Branch to Biceps brachii; 2: Branch to Short head of Biceps brachii; 3: Branch to Long head of Biceps brachii; 4: Branch to brachialis; 5: Lateral cutaneous nerve of forearm)
JNRP-1-51-g002.jpg
PMC3137838_01_JNRP-1-51-g002.jpg
F2
This branch of MN bifurcated and supplied the long and short head of biceps brachii muscle separately [Figure 2].