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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.
What happens if the elasticity of Price expectations is less than one?
What is the professional name for the person who studies fossils? Paleontologist
Objectives : After studying this unit, you should be able to: 1. List the obligations of the teachers and the Head of the institution towards 2. Safe working conditions
Explain the Duodenum The first part of the small intestine is called the diodenum. It is about 10 inches in length. At the mid-point of the duodenum, there is a common opening
Explain Differentiated cells in an Organism These are the post-mitotic cells, which have undergone specialization and/or exhibit the division of labor. Therefore, these cells a
What is an atom?
#qpecifically, they want to find two separate locations: one where shallow, large magnitude earthquakes are frequently found, and one where large steep volcanoes that have explosiv
Explain Iinmunoglobulin E - classification of antibodies Protects against organisms which escaped IgA, major deference against helminthes, mediates allergy. On coming in contac
Which are clouds formed at the highest altitude: cirrocumulus
Mechanics: Another hnch of science which is, perhaps, the greatest contribution of Greek civilisation is mechanics. Mechanics developed out of the necessities of imgation,
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