In a study reported some years ago, it was found that the total cross-sectional area of the trachea and bronchial tree remained approximately the same down to the bronchioles about 1 mm. in ...

There are as many as 30,000 tiny bronchioles in each lung. ... Bronchial tree. Together, the trachea and the two primary bronchi are referred to as the bronchial tree.

If you smoke, you're at an increased risk for developing bronchitis because your airways—also known as the bronchial tree—may be damaged. That damage can make acute bronchitis last longer.

Five factors — chronic bronchial infection, congenital abnormalities of the bronchial tree, bronchostenosis, pulmonary atelectasis and pneumonitis or its sequel, pulmonary fibrosis — have been ...

It’s a completely intact, six-inch-wide clot of human blood in the exact shape of the right bronchial tree, one of the two key tubular networks that ferry air to and from the lungs. And it was ...

There was a case of a 25-year-old pregnant woman who coughed up a small cast of her bronchial tree, and later went on to recover and give birth to a healthy baby, according to a 2005 report in the ...

• Infection (usually viral) of respiratory bronchial tree with transient inflammatory changes, ... • 2.5 million patients diagnosed with acute bronchitis annually in the United States.

Bronchitis is inflammation of the bronchial tubes, which are the airways that carry air to and from the lungs. ... For example, pregnant people should not use tea tree oil.

Airway calcification is usually restricted to the cartilaginous conducting portion of the bronchial tree. Alternatively, calcification of the alveoli is a relatively common consequence of calcium ...

Bronchitis is when your bronchial tubes, which carry air to your lungs, get infected and swollen. There are two kinds: Acute bronchitis. This lasts a few weeks and usually goes away on its own.