Assignment Writing

1.1 Define the term pathogen and identify the causal agents for a range of infectious diseases involving bacteria, viruses, fungi and protists. 1.2 Identify routes of infection in the human body and examples of disease organisms using these routes 1.3 Explain the roles of resident flora in preventing infection and as a sources of infection 2.1 Describe how the skin and mucus membranes help to prevent infection. 2.2 Describe the main stages in the formation of a blood clot and evaluate the importance of specific factors (e.g. platelets, vitamin K, air and blood proteins) 2.3 Describe the role of non-specific macrophages in preventing infection. Assignment Brief: The first assignment for this unit contains two tasks. Task 1: Part A: Research task Research the role of resident flora within the digestive system in the prevention of infection. Research the process of blood clotting. Evidence for part one will include the production of a table listing resident flora along with a description of the role of each organism in health and disease. Recommended resource: [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] A flow diagram describing the main stages in the formation of a blood clot and evaluate the importance of specific factors (e.g. platelets, vitamin K, air and blood proteins)