B5.5 - Preventing Infection - AQA Biology GCSE 9-1

This video covers the various ways that pathogens can be controlled to prevent and limit the spread of infections. The work of Ignaz Semmelweis is looked at as well as the following methods for infection control. Hand washing Hygiene Isolation / quarantine Controlling Vectors Vaccination Also discussed are reasons for the fall in rates of infectious disease in hospitals.