mellkasnyílás
Mellkasnyílás, also known as thoracic aperture, refers to the openings in the thoracic cage. There are two main thoracic apertures: the superior thoracic aperture and the inferior thoracic aperture. These openings are crucial for the passage of vital structures between the thoracic cavity and the neck or abdomen, respectively.
The superior thoracic aperture, also called the thoracic inlet, is a relatively small opening at the top
The inferior thoracic aperture, also known as the thoracic outlet, is significantly larger than the superior