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

Theories of evolution of man, Theories of evolution of man Towards the ...

Theories of evolution of man Towards the beginning of  the nineteenth century, scientists had already started doubting the theory of  special creation and various attempts were

Explain the kidney as an endocrine gland, Explain the Kidney as an Endocrin...

Explain the Kidney as an Endocrine Gland The kidney produces substances that can be described as hormones. Hormones are the chemicals produced by glands in the body and circula

Other visible light hazards-lasers, Other visible light hazards : Ordinary...

Other visible light hazards : Ordinary, visible light can present a hazard under certain conditions. You can burn paper by focussing the sun's rays using a small magnifying lens.

Explain the menstrual phase - menstrual cycle, Explain the Menstrual Phase ...

Explain the Menstrual Phase - Menstrual Cycle If the ovum is not fertilized, a high level of progesterone in the blood inhibits the activity of pituitary gland and the producti

Solar energy, Solar energy: The energy we get today from the fossil f...

Solar energy: The energy we get today from the fossil fuels like coal, is in reality sun's energy,  trapped in them millions of years ago. Plants make their food and grow bec

Atomic theory in antiquity, Atomic theory in antiquity: The oldest of  ...

Atomic theory in antiquity: The oldest of  Indian philosophical systems was Samkhya. The system envisaged that everything except consciousness evolved out of primaeval matter.

#spreadsheets.., What might affect a spreadsheet developer’s choice for the...

What might affect a spreadsheet developer’s choice for the date format used to display the date.

Fossils, describe the typical conditions necessary for fossil formation?

describe the typical conditions necessary for fossil formation?

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