Bronchioles.
Bronchi, actually. Bronchioles are smaller and more numerous.
a human has two lungs one one each side of the chest (:
Absolutly nothing. Air TRAVELS to your lungs. Nothing makes it go to your lungs.
Well, in a nutshell, it is not certain that if you smoke one cigarette your lungs will go black because that is physically impossible. But if you smoke a lot (like maybe one pack) your lungs WILL turn black.
On one fill circuit, the blood will go through two capillary beds, one of which is at the end organ, and the other is in the lungs.
from the lungs where does it go back
Both. We have two lungs, one in each side of the chest.
The right one has three lobes and the left one only has two.
The Brain is the heaviest organ listed in the question. It weighs about three pounds. Lungs average just over one pound each.
The lungs are located on either side of the body within the rib cage. The lungs are paired, so each one is "beside" your upper arm in your body cavity under your chest. They extend to your elbow.
Bronchus refers to one of the branches (air passages) of trachea that go into the lungs.
my lungs are score from coughing so much
The lungs are fed by one tube called the trachea (TRAY kee uh) This tube branches out into different levels of brachea (BRAY kee uh) which go to the two separate lungs.