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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.
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Judicious use of Plant/Animal Material for Lab. Purposes Live or preserved biological material is an essential requirement in all bio-labs. This material needs to be brought in
State about the Peaty soils Peaty soils occur in humid regions and have an accumulation of high organic matter. Such peaty soils containing considerable amount of soluble salt
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For all other wastes i) Burial The spillage could be buried using any of the following methods: The spillage could be mixed with sand and buried deep. Examples: Iodine
Surgery: Susruta-Samhita, a.major treatise on surgery, was derived not only from exhaustive observation of symptoms of diseases and their possible treatments but also a fair
I want conclusion for the above topic. please help me out.
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