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Lungs

Lungs are a pair of elastic and spongy organs that help the body breathe. They are present inside the rib cage in thoracic cavity of humans.

3,922 Questions

What is relationship between volume change and air flow in and out of lungs?

Sound (or speech ) is merrily a influx of vibration by the vocal cords that vibrate by exhaling the air through the throat ,so basically think of it like this "you blow a ballon ,but you don't tie it instead you pull the sides causeing a sound that sounds like flapping ,the more air you blew into ballon the longer it will make the sound ,Now let's blow it up and tie it and pop it with a needle ,it's much louder isn't it ? " try breathing in and talking and see for yourself :p

Is lung capacity better higher or lower?

Higher. This means your lungs can hold more air.

Does the right bronchus lead to the lungs?

Yes the right bronchus leads to the lungs.

Where in the body apart from the lungs does gaseous exchange occurs?

Gaseous exchange occurs through capillaries all over the body to bring oxygen to cells and remove carbon dioxide.

What do lungs go in to circulatory system or respiratory system?

The lungs are part of the respiratory system! they help the circulatory by giving oxygen, but they are just respiratory.

Why does a foetus's lungs don't work properly?

The foetus in embedded in fluid called amniotic fluid. Some times the foetus takes a breath in that fluid, just before the delivery. The result is disastrous. If the foetus is born with the fluid in the lungs, it is going to die in most of the cases. The foetus is getting all the oxygen and the nutrition from the mother. This is supplied through the placenta. So the lungs of the foetus are at rest in the womb of the mother.

What are the hollow spheres of cells within the lungs where oxygen and carbon dioxide are exchanged?

The alveoli are the hollow spheres of cells within the lungs where oxygen and carbon dioxide are exchanged. They are thin-walled, and closely associated with the thin-walled capillaries that surround them. Oxygen and carbon dioxide diffuse across these thin walls to move from the blood to the lungs.

Do inhale or exhale when the gases inside the lungs are pushed out through air passages?

You exhale because you're body is getting rid of the gases so the oxygen can come into your lungs.

What is the purpose of a ct guided biopsy?

First of all we should define what is a biopsy. It is derived from the root words "bio" (life) and "opsis" (sight), referring essentially to the evaluation of living tissue.

A biopsy is an essential tool in the evaluation of disease conditions and helping to determine the characteristics of tissue changes. There are many different ways to obtain biopsy samples and they vary depending upon where the area to be biopsied is located.

A biopsy may be as simple as taking a needle and syringe, using the needle to puncture a superficial growth, swelling, abnormality which is easily visualized (so it can be seen that the needle is actually within the area of interest) and withdrawing a sample. This is referred to as a needle aspirate. The sample can then be placed on a slide and evaluated under the microscope, which is termed cytology, from "cyto" (cell) and "ology" (study of). To aid in the visualization of elements of the sample, special stains are usually applied.

However, there are times when the area/lesion that needs to be biopsied is not easily visualized and may be inside the body or part of an internal organ. Trying to take a needle biopsy sample without knowing where the needle is going is extremely dangerous as internal organs, structures, or major blood vessels could be punctured leading to severe complications. In addition, there is no guarantee that the area of interest was even sampled as the placement of the biopsy needle was not seen!

The use of the CT or other imaging techniques (such as ultrasound) expedite the procedure so it is safely and accurately accomplished. Using imaging, in addition to special biopsy instruments, the progress of the needle can be followed and guided to the exact location where the sampling needs to be done. Once obtained, cytology may be done, but most often the sample will be sent out for histopathologic analysis; "histo" (tissue), "path" (hurt), "ology" (study of). Histopathology is a very effective and sensitive means of evaluating tissue abnormalities. The samples are sent to a pathologist who then has various means of preparing and evaluating the samples in order to provide an accurate diagnosis.

What are lung crepitations?

the popping or the crackling sound of the lungs that is heart during inspiration or expiration(more common) while listening through a stethescope.these crepitations can either be coarse or fine.

coarse crepitations are usually seen due to fluid in the lungs whereas fine crepitations are due to fibrosis,mainly.

Does a human body have 5 lungs?

no it doesn't have 5? it has one pair of lungs, which is in two parts.

What happens to each of these gases in the lungs?

Two main gases exchange in the lungs: oxygen and carbon dioxide.

What layers protect the lungs?

The pleural membrane covers and protects the lungs.

CAn you survive without your left lung?

My name is Cain Luniewicz. I am 13 and I was born with only one lung. So yes it is possible. I have been trying to find any other person that was born with only one lung. If anybody has any information about this topic please e-mail me at cainluni@aol.com. Thank you for your time. P.S. you can contact me too if you want any further information about how living with one lung is like.

What is the respiratory organ of leech?

a open type it is also a cold blooded animal it system is 5 chambered nd help it to circulation in blood.

We inhale many gases including oxygen but what happens to the gases that the body doesn't use?

Overall, the air we breathe out contains less oxygen, more carbon dioxide, more water vapour and the same amounts of other gases compared to the air we breathe in. Uptake of gases by the lungs depends on diffusion. That means that substances pass from where they are in high concentration to where they are in lower concentration. In the alveoli of the lungs just after an in breath the air is rich in oxygen and the blood in the capillaries surrounding the alveoli is poor in oxygen, so overall oxygen diffuses into the blood. (The reverse is true for carbon dioxide.) As for the other gases, if we use nitrogen as an example, there is nothing to stop it passing into the blood, and so the blood is saturated with dissolved nitrogen. It is inert so it doesn't do anything. Some nitrogen passes into the blood but just as much passes out again, so there is no effect on the amount of nitrogen in the air. The same is true of other trace gases such as argon. The difference is because the body uses up the oxygen and constantly delivers oxygen poor blood to the lungs. The same is not true of the other gases of the air which the body does not use.

What happens to most of the air you breath into your lungs?

we breath in mostly oxygen when we breath and when that oxygen goes to our lungs it goes through the bronchi and into little air sacs called alveoli the oxygen then moves into the blood going into the red blood cells while at the same time carbon dioxide moves out of the blood and comes out of body as exhales air

Why the lungs are lobed what is the benefit?

..., Well, It's just natural... I guess.,? It's just life I don't know, Bad good, Good if they're healthy! Idk, Hope it helps though!! hehehe<3 GretchenElise<3

Why does the lungs not collapse?

The lungs are surrounded by a double layered membrane called the pleural membrane. The outermost layer (the parietal layer) is held close to the inner layer (the visceral layer) by a vacuum in the pleural cavity filled with a liquid to decrease friction as the two layers move during respiration. When one of the membranes are punctured (such as by a broken rib) air enters the pleural cavity (called a pneumothorax) and the tension between the two membranes is lost. The visceral membrane and the lung then shrink away and collapse as the elastic fibres in the lung deflate the lung. The two lungs are individually surrounded by the pleural membrane, so a pneumothorax in one does not alter the other.