A severe allergic reaction and a life-threatening emergency.

Babies receive antibodies from the mother in the last 3 months of pregnancy and in the first few days of breast feeding (colostrum). They are proteins that can latch onto harmful viruses and bacteria making them ineffective.

You will need to know how they are spread, symptoms and treatment of common cold, tonsillitis, chickenpox, food poisoning, gastroenteritis, measles, mumps, rubella, whooping cough, scarlet fever, meningitis, asthma.

The time taken for symptoms to appear after initial contact with the bacteria or virus. It can range from 30 minute to 14 days depending upon the disease/ailment.

The process of watching accurately what is happening, e.g. watching how a child plays.

The process of recording accurately what is happening, eg how a child plays.