1.1 identify how infections are spread
Causes and spread of infection 1. Understand the causes of infection 1.1 identify the differences between bacteria, viruses, fungi and parasites Infections may be caused by direct or indirect contact with viruses, bacteria, fungus or parasites Parasites generally cause infestation rather than infections.lose contact is needed to spread Such as cold sore, spread by kissing or directly touching the lesion Viruses rarely respond to antibiotics Fungal infection Relatively a small number of fungi that cause disease to man. It appears as moulds or yeasts: Yeast reproduce by `buddingâ.