The trachea extends in front of the esophagus from the 6th cervical vertebra to the 4th or 5th dorsal, measures about 12 cm in length and has between 16 to 20 cartilages.
The trachea extends in front of the esophagus from the 6th cervical vertebra to the 4th or 5th dorsal, measures about 12 cm in length and has between 16 to 20 cartilages.