Apex of lungs at what level of cervical veebra?
C4
C5
C6
C7
The apex (apex pulmonis) is rounded, and extends into the root of the neck, reaching from 2.5 to 4 cm. above the level of the sternal end of the first rib. A sulcus produced by the subclan aery as it curves in front of the pleura runs upward and lateralward immediately below the apex. Ref: Anatomy of the Human Body Henry Gray.
Head and neck