The apex of the lungs can be described as follows:

The apex of the lungs can be described as follows:
a. The superior rounded extremity of the lung that extends till the first costal cartilage
b. The superior rounded extremity of the lung that extends above the first costal cartilage
c. The subclavian artery leaves an impression on their anterior surface
d. On the left side, the brachiocephalic vein is located medial to the apex
e. The stellate ganglion is located posterior to them