Loyola University Medical Education Network Dissection of the Deltoid, Scapula, Pectoral

Deltoid and Scapula

Step 1
While the cadaver is in the prone position, clean the deltoid and demonstrate the triangular and quadrilateral spaces and their contents.
Each of the steps in the dissection includes more specific instructions for the dissection of that step. The buttons below provide lists of all the structures that will be dissected in this session.


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Step 2
Reflect the supraspinatus and dissect the suprascapular artery and nerve.

Pectoral Region

Step 1
Turn the cadaver in the supine position to study the anatomy of the breast and clean the pectoralis muscle. Cover the back muscles with wet paper towels and use string to tie up the skin flaps on the back before flipping your cadaver.
Each of the steps in the dissection includes more specific instructions for the dissection of that step. The buttons below provide lists of all the structures that will be dissected in this session.


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Step 2
Reflect the pectoralis muscle.
Step 3
Reflect the pectoralis minor muscle in preparation for dissecting the brachial plexus and branches of the axillary artery.

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John A. McNulty, Ph.D.
 Last Updated: Jul 27, 2013
Created: Aug 18, 1996