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

Kwashiorkar, Kwashiorkar: This disease was first recognised in  1935,  ...

Kwashiorkar: This disease was first recognised in  1935,  in African children and it  is named from two words of an African dialect, meaning first and second, i.e.  sickness th

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.

Substantial amounts of corundum and magnetite, What common type of paper ha...

What common type of paper having substantial amounts of corundum and magnetite? Sand Paper

Define volume of urine - general examination of urine, Define Volume of Uri...

Define Volume of Urine - General Examination of Urine Volume: Measurement of the volume of each urine specimen passed is necessary for the conditions in which the fluid balance

Explain Metabolism, Metabolism   All  of  the  organized  chemical  reactio...

Metabolism   All  of  the  organized  chemical  reactions  in  a  cell  which  are under the control of enzymes.

Enumerate about the forest and hill soils, Forest and hill soils The hi...

Forest and hill soils The hill and forest soils seem to be akin to soils developed in humid temperate regions, and have been found to include podsolised  soils, brown Earths an

Explain functions of the pancreas - digestive action, Explain Functions of ...

Explain Functions of the Pancreas - Digestive Action Trypsinogen and chymotrypsinogen are the inactive proteolytic enzymes of the pancreatic juice. When they come in contact wi

Coastal seafood, Coastal Seafood Coastal Seafood is a family-owned busi...

Coastal Seafood Coastal Seafood is a family-owned business that operates on the East Coast. The company already uses both financial and point-of-sale software, but has been una

Define psychology, QUESTION (A) Define Psychology (B) Why is psycholo...

QUESTION (A) Define Psychology (B) Why is psychology considered a science? (C) (i) Clinical and Counselling psychology sound similar. How do they differ? (ii) Discuss a

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