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

Define the post central area of the cerebrum, Define the post central area ...

Define the post central area of the Cerebrum The post central area is behind the central sulcus. Here, the sensations of pain, temperature, pressure and touch, knowledge of mus

Method for moderately volatile liquid wastes-chemical wastes, For moderatel...

For moderately volatile liquid wastes : Spillage of moderately volatile liquids could be absorbed on sand, shovelled into bucket(s) and transported to a safe open area for evapora

Keep volume of water in body constant - function of kidney, Keep volume of ...

Keep volume of water in body constant - Function of Kidney Keep the volume of water in the body constant by removing excess fluid from the body. The kidneys regulate the volume

Digestive system, size and length of val vulae connenvitis

size and length of val vulae connenvitis

Slight bleeding, Slight Bleeding : Frequently, the bleeding stops of its o...

Slight Bleeding : Frequently, the bleeding stops of its own accord or is easily controlled by local pressure. The procedure for first aid treatment is as follows: (1) Reassure

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

Explain Functions of the Pancreas - Neutralising action Neutralising action: Pancreatic juice is alkaline in nature and acid chyme is rendered alkaline by the strong alkalinity

Explain total lung volume or total lung capacity, Explain Total Lung Volume...

Explain Total Lung Volume or Total Lung Capacity Total Lung Volume (TLV) or Total Lung Capacity (TLC):  It is the volume of air remaining in the lungs after a maximal inspirati

Diagnosis-scope of first aid, Diagnosis: 1.  Diagnosis of the casualty ...

Diagnosis: 1.  Diagnosis of the casualty involves considering the history, symptoms and signs. 2.  History is the information as to how the accident or illness occurred.

Nutrition in plants, what are the five nutrition in heterotrophic nutrition...

what are the five nutrition in heterotrophic nutrition

Explain optical specificity, Optical specificity Some enzymes exhibit a...

Optical specificity Some enzymes exhibit absolute optical specificity for at  least a portion  of the substrate molecule. For example, the enzyme maltase catalyzes the hydrolys

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