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 the hyposecretion during adult life, Explain the Hyposecretion duri...

Explain the Hyposecretion during Adult Life Hyposecretion during adult life: It is only currently becoming recognized, the usual feature being low blood glucose level (hypoglyc

Explain two types of transferases, Explain two types of transferases ? ...

Explain two types of transferases ? a) Alanine aminotransferase Alanine + a-ketoglutarate ↔ glutamate + pyruvate b) Aspartate aminotransferase (AST) Asparate + a-ketogl

Explain the serum creatinine test, Explain the Serum Creatinine Test Cr...

Explain the Serum Creatinine Test Creatinine is a breakdown product of creatine, an important component of muscle. A serum creatinine test measures the amount of creatinine in

Discuss about semi-precious and a precious stone, What is the difference am...

What is the difference among a semi-precious and a precious stone? The difference among precious and semi-precious comes down purely to human definitions that have been compuls

Specific gravity of a liquid not mixing with water, Specific gravity of a l...

Specific gravity of a liquid not mixing with water Pour oil into an open glass tube partially immersed in water until it forces water as far as the lower end. The relative leng

Bullock cart, how is metal tyre fitted on the wheel of bullock cart

how is metal tyre fitted on the wheel of bullock cart

What is transamination reaction, What is Transamination Reaction ? Mos...

What is Transamination Reaction ? Most common amino acids can be converted into the corresponding keto acid by 'transamination. In this reaction, there is a transfer of a-amin

Hygiene, HYGIENE : We all would agree that chemical hazards can be prevent...

HYGIENE : We all would agree that chemical hazards can be prevented to a certain extent by maintaining a good hygiene. Hygiene in this context can be discussed in the following th

Illustrate about the soil water, Illustrate about the Soil Water  Water...

Illustrate about the Soil Water  Water, as you are well aware, is the most common substance on earth which is essential for life.  Plants require water continually to satisfy t

Explain what is infective endocaditis, Explain what is INFECTIVE ENDOCADITI...

Explain what is INFECTIVE ENDOCADITIS ? Infective endocarditis could occur on-native valve - native valve endocarditis (NVE) or on a prosthetic valve (Prosthetic Valve Endocard

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