The total number of lobes and alveoli present in both the lungs of man are |
|||
a) |
17 and 30 million, respectively |
b) |
5 and 300 million, respectively |
c) |
19 and 300 million, respectively |
d) |
18 and 300 lakh, respectively |
The total number of lobes and alveoli present in both the lungs of man are |
|||
a) |
17 and 30 million, respectively |
b) |
5 and 300 million, respectively |
c) |
19 and 300 million, respectively |
d) |
18 and 300 lakh, respectively |
(b)
In man, the total number of lobe present in both the lungs is 5 of which three lobes, anterior, posterior, and azygous are present in right lung and two lobes called left anterior and left posterior in the left lung. The basic functional units of lungs are alveoli. The number of alveoli in human beings is 300 million.