The subscapular nerves are innervated by the posterior division of the brachial plexus.
2.
These are distal to the upper subscapular nerve.
3.
The lower subscapular nerve contains two branches.
4.
The upper subscapular nerve inserts directly into the upper portion of the subscapularis muscle, thus innervating it.
5.
It is supplied primarily by the lower subscapular nerve and additionally by the thoracodorsal nerve ( middle subscapular nerve ).
6.
It is supplied primarily by the lower subscapular nerve and additionally by the thoracodorsal nerve ( middle subscapular nerve ).
7.
Irritation or entrapment of the lower subscapular nerve, which innervates the subscapularis and teres major muscles, will produce muscle guarding at the shoulder that will restrict motion into external rotation, abduction, or flexion.
मोबाइल