Question
Carina is situated at which level ‑
| A. |
T3 |
| B. | T4 |
| C. | T6 |
| D. |
T9 |
Show Answer
|
Correct Answer � B Explanation |
 |
Trachea bifurcates at carina, at the level of lower border of T4 or T4– T5 disc space.
Structure Cervico thoracic level
- Tracheal bifurcation T4-T5
- Arch of aorta Begins and ends at T4
- Xiphoid process T9
- Splenic axis Along 10th rib
- Carotid bifurcation, Hyoid bone C3
- Upper border of thyroid cartilage C4
- Level of cricoids cartilage C6
- Celiac trunk T12-L1
- Superior mesenteric artery L1
- Transpyloric plane Lower border of Ll
