Anesthesiologist Compensation by Geographical Region. Anesthesiologist compensation varies significantly by region. Doctors in the North Central region, with the highest compensation (a mean of $383,000 in 2012), earn 20% more than their colleagues in the West, with the lowest compensation (a mean of $318,000 in 2012). In 2011, the spread was not as wide.
The anterior boundary is called the anterior axillary fold and this is rounded in shape and formed by the lower border of the pectoralis major. Some sources also include the pectoralis minor. It can elongate after weight loss.
In this article, we shall look at the anatomy of the muscles of the upper arm â their attachments, innervation and actions. There are three muscles located in the anterior compartment of the upper arm â biceps brachii, coracobrachialis and brachialis. They are all innervated by the musculocutaneous nerve. A good memory aid for this is BBC â biceps, brachialis, coracobrachialis.