Which of the following is true about right principal bronchus?
The right main bronchus (or right primary bronchus, or right principal bronchus), wider, shoer, and more veical in direction than the left, is about 2.5 cm. long, and enters the right lung nearly opposite the fifth thoracic veebra. The azygos vein arches over it from behind; and the right pulmonary aery lies at first below and then in front of it
Sho and thin
Sho and broad
Long and broad
Long and thin
Thorax