How the lungs work, Science

Assignment Help:

How the lungs work

Cut the bottom off a large bottle. Fit a cork to the neck with a Y tube in it. On every of the lower limbs of the Y tie a rubber balloon or a number of small bladder.

Tie a sheet of brown paper or sheet rubber round the bottom of the jar, with a piece of String knotted by a hole and sealed with wax. Pulling this string lowers the diaphragm and air enters the neck of the Y piece causing the balloons to dilate.

Pressing the diaphragm upwards has the opposite effect.

1303_how lungs works.png


Related Discussions:- How the lungs work

Explain specific acquired immunity, Specific Acquired Immunity Body in ...

Specific Acquired Immunity Body in the long run develops specific immune mechanisms for each species. These mechanisms are not innate but are acquired after exposure to the spe

Explain processing of minor cereals, Processing of minor cereals Maize...

Processing of minor cereals Maize, jowar, bajra, ragi and other small millets are important minor cereals of our country. They are also termed as coarse grains. They are widel

Explain the role of secretin, Explain the Role of secretin Secretin is ...

Explain the Role of secretin Secretin is a polypeptide containing 27 amino acids. It is present in the mucosa of the upper small intestine in an inactive form prosecretin. When

Image caching, how to cache images in java or jsp without using .htaccess??...

how to cache images in java or jsp without using .htaccess??

Observing sun spots, Observing sun spots Use the telescope that you mad...

Observing sun spots Use the telescope that you made in a last experiment. Set it up so that it points directly at the sun and focus it so that a clear and bright image of the s

Management of water resources management, Management of Water Resources Man...

Management of Water Resources Management: Management of Water Resources Management  of water resources means a programme to provide an adequate supply of good quality of water

Euglena, special or unique organelles and how they assist euglena

special or unique organelles and how they assist euglena

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd