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.
The anterior deltoid, also known as the front delt, connects the collarbone to the humerus, the large bone of the upper arm. Along with other muscles of the shoulder, the anterior deltoid stabilizes the shoulder joint and aids in specific forward and rotational movements of the arm.