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

Marasmus, Marasmus: This is caused due to the severe deficiency of bo...

Marasmus: This is caused due to the severe deficiency of both proteins and calories in the diet. Nutritional surveys among pre-school (1 to 5 years) children show that more t

Softening water with chemicals, Softening water with chemicals Try mak...

Softening water with chemicals Try making suds with a half test tube of hard water and a few drops of soap solution. Next boil a same sample and again try to make suds by usin

To show the differences in soil particles, To show the differences in soil ...

To show the differences in soil particles Secure some glass jars that hold about half Gallon or two litres of water. Place various handfuls of soil in a jar. Fill the jar with

Planets., What are all the planets in our solar system?

What are all the planets in our solar system?

Explain relative location, What is relative location? Relative location...

What is relative location? Relative location is the location of something in relation of another place.

Types of diseases, Types of Diseases As we  have indicated above. the...

Types of Diseases As we  have indicated above. there are diseases,that  a person is born with, for example, a baby may have a defective heart at the time of its birth. Then t

Immune mechanisms - physiology of growth and development, Explain the Immun...

Explain the Immune mechanisms - Physiology of Growth and Development The immune system starts functioning in a baby through the inherited antibody (Ab) of the mother. But these

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