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A child’s hand, with something yellow attached to the back of the hand. Somebody is injecting a transparent liquid into the yellow thing.
If you’re ill or hurt yourself, we may need to administer medicine, food and fluids directly into your bloodstream. But how do we do that? Well, we insert a tiny, tiny plastic tube in one of your blood vessels. We then use that to give you everything you need so that you don’t feel too ill.