T he heart is a vital, fist-sized muscular organ located slightly on the left side of the chest. It consists of four main ...

It also connects to muscles in the chest, arms, and around the rib cage. There are many causes of right-side pain under the armpit, including muscle strain, infections, or skin conditions.

The recurrent laryngeal nerve (RLN) anatomy is designed to supply function ... Less often, the aortic arch is on the right side of the chest instead of the left, so the left RLN has a direct ...

It is located in the middle of the chest and slightly towards the left. The heart is a large muscular pump and is divided into two halves - the right-hand side and the left-hand side. The right ...