Question

Give the differences between the right and left lungs of humans?

Answer 1

Lungs are the part of the lower respiratory tract and these are the primary organ of respiratory systems in humans.

Complete Answer:
Humans have two lungs, a right lung and a left lung. They are situated within the thoracic cavity of the chest. The lungs together weight approximately $1.3$ kilograms, but both right and left lungs are different.

Sl.No	Right lungs	Left Lungs
1.	The right lung is the right side of the pair of lungs in the respiratory system.	Left lung is the left side of the pair of lungs in the respiratory system.
2.	There are three lobes present in the right lung.	There are two lobes present in the left lung.
3.	The volume of this lung is larger compared to the left lung.	The volume of this lung is smaller compared to the right lungs.
4.	In the right lung there are two bronchi.	In the left lung there is only one bronchus.
5.	The shape of the right lung is shorter and wider.	The shape of the left lung is narrower and a bit longer.
6.	The base of the lung is more concave.	The base of the lung is less concave.
7.	Right lung is heavier.	Left lung is lighter.
8.	The anterior border of the right lung is straight.	The anterior border of the left lung is not straight (present a cardiac notch).
9.	Hilum has two bronchi (eparterial and hyparterial).	Here helium has one bronchus (left principal bronchus).
10.	Weight of the lung is $700g$.	Weight of the lung is $650g$.
11.	In the right lung there are three lobes that are superior, middle and inferior lobes.	The left lung consists of two lobes, that are superior and inferior lobes.

Note: Remember each lung is enclosed within the cavity that is surrounded by the pleura. The pleura is a serous membrane that surrounds the lung.