MediHealth
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T cell
Updated: Nov 17, 2009 - 14:44T cell lymphocytes are a high-ranking type of white blood cell. They are the commanders of your immune system. They co-ordinate all the other cells in your immune system in the battle against infection, telling them to "seek and destroy" all foreign invaders. All T cells originate from...
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T cell count
Updated: Nov 17, 2009 - 14:44Your T cell count is the number of 'HIV clones' vs 'T cells' in a single drop of your blood. The number of HIV clones is your viral load. A high viral load is bad, but a high T cell count is good. If you don't have HIV, your T cell count is about 1,500 cells per drop of blood, but if you have HIV...
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Tartar
Updated: Jan 25, 2010 - 15:56Tartar is made when plaque hardens on your teeth. It usually builds up where your teeth meet your gums and can cause gum disease. Once you get tartar you can’t remove it by brushing anymore – you need to go to your dentist or hygienist for professional teeth cleaning. The best way to make sur...
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Temporal lobe
Updated: Nov 17, 2009 - 14:44The temporal lobe is at the side of your brain. It tells you what your ears are listening to, and what your nose is smelling. ...
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Thermometers
Updated: Jan 11, 2010 - 15:42A thermometer is a small device that measures your body temperature. ‘Thermo’ means temperature and ‘meters’ measure things, so thermometers measure temperature. There are different types of thermometers: mercury thermometers, digital thermometers, ear thermometers and thermometer strips. Th...
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Thrombocytopenia
Updated: Nov 17, 2009 - 14:45Thrombocytopenia is a very low number of platelets in your bloodstream. If you have thrombocytopenia, you may find that you get lots of bruises and nosebleeds. ...
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Thymocyte
Updated: Nov 17, 2009 - 14:45Thymocytes are the cells of your thymus. Some of them mature into T cells. Although 98% of thymocytes don't make it through development in your thymus, the other 2% survive and leave to become mature, competent T cells of your immune system! ...
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Thymus
Updated: Oct 09, 2009 - 14:00Your thymus is where T cells grow up. It is near your heart, within your ribcage. After leaving your bone marrow, immature cells go to the thymus, where they grow into cells called thymocytes. Thymus is where the 'T' in ''T cells' comes from. ...
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Thyroid gland
Updated: Nov 17, 2009 - 14:45Your thyroid gland is one of the largest and most important of your endocrine glands and it is found in your neck. It controls how quickly your body burns energy and makes proteins, and it also controls how sensitive your body should be to hormones. Your whole body is affected if your thyroid g...
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Thyroid hormone
Updated: Nov 17, 2009 - 14:45The thyroid hormones are calcitonin, thyroxine (T4) and triiodothyronine (T3). Calcitonin helps to make sure that you have the right amount of calcium in your body, so that you have strong bones. Your thyroid gland uses iodine to make T3 and T4. T3 is called T3 because it contains three iodin...
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