The phrenic nerve regularly stimulates it to contract. This contraction makes it flatter, creating negative pressure in the chest. This causes the lungs to expand, drawing air into them.

It comprises the spine, nerves, and other crucial elements. Problems with the back can affect the whole body. This article looks at the anatomy of the back, including bones, muscles, and nerves.

The spinal cord is a long bundle of nerves and cells that extends from ... This article covers the key anatomy of the spinal cord and its functions. It also provides some information about spinal ...

Another component of the autonomic nervous system, the parasympathetic nervous system, works to calm the body down, according to the Clinical Anatomy of ... organs of the chest and abdomen collect ...

The axilla also contains much adipose tissue, which encloses several other structures, as follows: The long thoracic nerve - a nerve that arises from the anterior rami of the 5th, 6th, and 7th ...

Instead, the nerve bypasses point A, goes down into the thorax, wraps around the right subclavian artery, then completes its journey back up into the larynx. Pretty long detour, right? Right.