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

OCEAN COASTLINE, WHAT IS THE OCEAN''S COASTLINE''S LIVING AND NON-LIVING TH...

WHAT IS THE OCEAN''S COASTLINE''S LIVING AND NON-LIVING THINGS?

Describe the term - phosphate deficiency, Leguminous crop grown under phos...

Leguminous crop grown under phosphate deficiency conditions may suffer from N deficiency as well.  Explain. Rhizobium bacteria infect the roots of leguminous plants and lead to

Earth''s layers, how are the earth''s layers formed?

how are the earth''s layers formed?

Explain the hyperinsulinism - insulin, Explain the Hyperinsulinism - Insuli...

Explain the Hyperinsulinism - Insulin Too much secretion of insulin or over treatment of a diabetic person with insulin may cause hyperinsulinism. In this condition, the blood

Waves, Compare and contrast the characteristics of sound waves and electrom...

Compare and contrast the characteristics of sound waves and electromagnetic

Explain an amniocentesis, Explain an Amniocentesis An amniocentesis is ...

Explain an Amniocentesis An amniocentesis is a process used to obtain a small sample of the amniotic fluid which surrounds the foetus to diagnose chromosomal disorders and open

Social and economic impact of modern communication, Social and economic imp...

Social and economic impact of modern communication technology: Quite obviously a society which will utilise advanced communication technology in  the ways mentioned above, woul

Science, #qpecifically, they want to find two separate locations: one where...

#qpecifically, they want to find two separate locations: one where shallow, large magnitude earthquakes are frequently found, and one where large steep volcanoes that have explosiv

Explain the pyramids - feature of medulla, Explain the Pyramids - Feature o...

Explain the Pyramids - Feature of Medulla Pyramids are the bulges of ventral surfaces, where most of the lateral corticospinal tracts originating from motor area of cerebrum de

To learn the use of a carbon dioxide fire extinguisher, TO LEARN THE USE OF...

TO LEARN THE USE OF A CARBON DIOXIDE FIRE EXTINGUISHER : All chemical laboratories should be provided with carbon dioxide and or dry chemical fire extinguishers. Carbon dioxide fi

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