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

Milky way galaxy, The Milky Way Galaxy: The white band  stretched ac...

The Milky Way Galaxy: The white band  stretched across the night  sky  is, in  fact, a partial view of  the Milky Way Galaxy. Being inside  the Galaxy, we can see it only in

Define and classify euthanasia, Question 1 Explain the Human Organ Transpl...

Question 1 Explain the Human Organ Transplantation Act and its legal implications Question 2 Discuss the regulatory requirements in setting up and running a blood bank

Research paper, how can the theoretical paradigms be used to describe famil...

how can the theoretical paradigms be used to describe family in Kyrgyzstan?

Health and fertility, In recent years research have shown that women's two...

In recent years research have shown that women's two potentially critical cues are shape and weight. Generally, the shape in women a female physical attractiveness judgements are

Explain formation of igneous and metamorphic rocks, Describe the formation ...

Describe the formation of igneous and metamorphic rocks? Ans) Igneous rocks are formed by volcanic action and due to of volcanic activity. Metamorphic rock is formed by a co

Hazard identification, Hazard Identification : Each United Nations hazard ...

Hazard Identification : Each United Nations hazard class (with the exception of class 9) has a distinctive diamond shaped label bearing a pictogram for quick hazard recognition. F

Introduction to accidents and first aid, INTRODUCTION : In this unit, we s...

INTRODUCTION : In this unit, we shall discuss the need and the method for reporting an accident. We shall explain the choice of locating the first aid box and state its contents.

The celestial equator, What constellations does the ecliptic pass by?  Wher...

What constellations does the ecliptic pass by?  Where is the Celestial Equator (in relation to the planets & the ecliptic)?  Are the planets east /west of your local meridian?  Whe

Explain the functions of stomach, Explain the Functions of Stomach 1. M...

Explain the Functions of Stomach 1. Mechanical function: Muscular action of the stomach helps in the mixing of food with the digestive juices and also helps to propel the food

Explain vaginal bacteria - external defence mechanism, Explain Vaginal Bact...

Explain Vaginal Bacteria - External Defence Mechanism Vaginal bacteria: Certain bacteria normally live in the vagina. They produce lactic acid, which kills the bacteria. Hence,

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