Q. The trachea (Solved)
1. Commences below the cricoid at the level of C5
2. Enters the thoracic inlet slightly to the left
3. Is marked at its lower end by the level of the sternal angle
4. Is supplied by the glossopharyngeal nerve
5. Drains to axillary lymph nodes
- c. Is marked at its lower end by the level of the sternal angle