நம் உடலில் உள்ளே

by பாலாஜி Wed Sep 09, 2009 11:47 am

இது என் நூறுவது பதிவாக வருவதில் மிக்க மகிழ்ச்சி

1. This image of red blood cells is one of a series appearing in the book

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2. Here the blood cells are travelling along a vein within the liver. The images are provided by the Science Photo Library.

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3.This dirty-looking surface is actually a healthy tooth. The cells in the green layer produce enamel, which protects the tooth.

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4. A cross section of a piece of carpet? This is actually the small intestine where food is digested.

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5. The surface of the tongue is rough due to these paillae, which contain the taste buds and send tactile information to the brain.

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6.The cells lining the stomach secrete a layer of mucus to protect against the acidic gastric juices.

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7.These crystals may look pretty, but the kidney stones they form can be extremely painful to pass through the urine.

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