MediHealth

  • Eczema
    Updated: Nov 17, 2009 - 13:16

    Eczema (also called atopic dermatitis) is disease that gives you a chronic inflammation of your skin. You get an insanely itchy skin rash, which is triggered by allergens or irritants in the environment. The white blood cells in your immune system, confuse harmless allergens with enemy invaders. ...

  • Endocrine gland
    Updated: Nov 17, 2009 - 13:16

    Endocrine glands make up your endocrine system. They are controlled by your hypothalamus, and include your thyroid gland and your pituitary gland. ...

  • Endocrine system
    Updated: Nov 17, 2009 - 13:16

    Your endocrine system helps to keep your body working steadily and properly. It has lots of different jobs, including helping with digestion, bone growth, making blood and fighting diseases. It is responsible for things in your body that happen slowly, like your cells growing. Your endocrine sys...

  • Enzyme
    Updated: Nov 17, 2009 - 13:16

    Enzymes are 'specialists' that help things to happen in your body, like washing powder or liquid helps to get stains off your clothes. Enzymes help your proteins to perform. There are lots of different enzymes, and each one does a different job. ...

  • Ependymal cells
    Updated: Dec 15, 2009 - 12:51

    Ependymal cells are one of a group of brain cells called glial cells. Their main job is to give support to other brain cells and your spinal cord. They also help your neurons by giving them nutrients, getting rid of rubbish and offering protection.

  • Ependymoma
    Updated: Dec 15, 2009 - 12:55

    An ependymoma is a type of a brain tumour caused by brain cells called ependymal cells. Sometimes doctors also call an ependymoma a glioma, because ependymal cells are a type of glial cell. Children who get an ependymoma usually get it in the part of the brain called the cerebellum. Most ependymo...

  • Epidemic
    Updated: Jan 25, 2010 - 15:12

    An epidemic is when an infectious disease affects more people than it usually would. The epidemic may happen in a small area, such as a city, or over a large area, like whole countries or many countries. An epidemic can happen over a short time, so it only lasts a few days or weeks, or it can...

  • Epidermis
    Updated: Nov 17, 2009 - 13:17

    The epidermis is the top layer of your skin. It acts like armour as it protects you from the environment. It stops you getting waterlogged, or drying out too much and also acts as a barrier against infection. ...

  • Epilepsy
    Updated: Oct 20, 2009 - 12:14

    Epilepsy is what you get if the neurons in your brain start sending lots of mixed up messages. This causes an electrical storm in your brain, which makes your body do things it’s not meant to do, like shake, or go stiff. This is called a seizure. Did you know? Authors Charles Dickens and Agat...

  • Epithelial cell
    Updated: Nov 17, 2009 - 13:17

    Epithelial cells cover the surface of your body, your skin. They also line cavities in your body and make up the exocrine glands that line your lungs and digestive system. ...

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