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

Ayurvedic system of medicine, The Ayurvedic System of Medicine:  Puna...

The Ayurvedic System of Medicine:  Punarvasu Atreya (about 6th century B.C.) taught medicine at Taxila. Each of his disciples such as Bhela, Jatukarna, Harita, Ksarapani, Par

Explain functions of gastric juice - enzyme action, Explain Functions of Ga...

Explain Functions of Gastric Juice - Enzyme action Enzyme action: Pepsin begins the chemical digestion of proteins. It converts proteins to peptones. The enzyme rennin present

Earth science, why does water erupt from geysers?

why does water erupt from geysers?

Explain cellulose, Cellulose:- It is the main constituent of plant cell...

Cellulose:- It is the main constituent of plant cell walls and  the most common and abundant of the D-glucose polymers. This does not occur in the animal body. It is a homopoly

Moon rotate in one day, Comment on their location in the sky (constellation...

Comment on their location in the sky (constellation, relative altitude over the horizon, etc) and track their movement above the course of the next couple of weeks, every day comme

Determine the equilibrium conditions of energy deposition, Compute for 3 H...

Compute for 3 H the mean energy per nuclear disintegration, Δ. The SI unit for Δ is kg Gy Bq -1 s -1 identical with J Bq -1 S -1 . The effective half-life for tritium in body w

State about the soil aggregation and soil structure, State about the Soil A...

State about the Soil Aggregation and Soil Structure In the context of soils the term 'structure' refers to the shape that the soil takes. It may exist as individual particle or

Porifera, general characters and classification of porifera

general characters and classification of porifera

The broad area of Scientific activity, Describe the factors which decide th...

Describe the factors which decide the broad area of Scientific activity

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