The human left lung

Left lung

The human left lung is divided into two lobes, an upper and a lower, by the oblique fissure, which extends from the costal to the mediastinal surface of the lung both above and below the hilum....

, unlike the right

Right lung

The human right lung is divided into three lobes , superior, middle, and inferior, by two interlobular fissures:-Fissures:...

, contains no middle lobe. However, the term lingula is used to denote a projection of the upper lobe of the left lung that serves as the homologue. Some sources define the lingula as a distinct lobe.

There are two bronchopulmonary segments of the lingula: Superior and inferior.

It is thought that the lingula of the left lobe is the remnant of the middle lobe of the left lung, which has been lost through evolution, but this cannot be proven.

Pathology

According to possibilities of aspiration disorders, if the personleft side, then person can aspirate particles in Lingula of Left Lung.

Etymology

Lingula is Latin

Latin

Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

for "little tongue", giving the structure a common, humorous, nickname used in medical education: the "tongue in the lung".

External links

• Lung Lobes - "Pleural Cavities and Lungs: Lobes and Fissures of the Lungs" - "Pleural Cavities and Lungs: Bronchopulmonary Segments"