Lower Subscapular nerve

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Anatomy

There are 3 subscapular nerves:

1. Superior Subscapular Nerve (C5, C6)¹
2. Middle Subscapular Nerve (Thoracodorsal) (C5, C6)¹
3. Lower supscaular nerve (C5, C6)¹

All of these nerves originate from the posterior cord of the brachial plexus

Motor innervations

Lower Subscapular n. Muscle Innervations
Muscle	Origin	Insertion	Innervation	Action

Motor Innervation of the subscapular nerves

Muscle	Origin	Insertion	Nerve	Action
Subscapularis	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Intrinsic Shoulder Muscles/Rotator Cuff/subscapularis_muscle.html#origin	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Intrinsic Shoulder Muscles/Rotator Cuff/subscapularis_muscle.html#insertion	?var:ref-subscapularis.nerve	/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Intrinsic Shoulder Muscles/Rotator Cuff/subscapularis_muscle.html#action
Teres Major

References

1.

Dutton M. Dutton’s Orthopaedic Examination, Evaluation, and Intervention. 5th ed. McGraw Hill Education; 2020.