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

Rockets or launch vehicles, Rockets or Launch Vehicles: Every flight in...

Rockets or Launch Vehicles: Every flight into space begins with a rocket launching. The rocket can lift a satellite or spaceship  carrying human beings and equipment into space

Procedure electricity and water in a laboratory, PROCEDURE A. For Gas ...

PROCEDURE A. For Gas Supply Visit the LPG gas store room 1 cracking plant along with your counsellor or the lab in charge' and note the way supply of gas is regulated. It

Explain fortin type barometer, Fortin type barometer A simple Fortin ty...

Fortin type barometer A simple Fortin type barometer can be improvised for the junior laboratory. The glass tube is held vertically with single end in the reservoir by two curt

Define growth hormone (gh), Define Growth Hormone (GH) It is a protein ...

Define Growth Hormone (GH) It is a protein containing 19lamino acids in a single chain. It is secreted by somatotrophs throughout life even though growth stops at adolescence.

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

Explain adventitia or outer covering, Explain Adventitia or Outer Covering ...

Explain Adventitia or Outer Covering In the thorax, the outer covering is made up of loose fibrous tissue and in the abdomen, the organs are covered through a serous membrane k

Asthma, Ask question #MinimumFGF 100 words accepted#

Ask question #MinimumFGF 100 words accepted#

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