Unit 12 Diseases and Infection - BTEC National Level [ Learning Aim A, B, C & D]

Unit 12 Diseases and Infection - BTEC National Level 3 in Health and Social Care - Unit 12: Diseases and Infection Learning aim, A: Investigate different types of diseases and infections that can affect humans A1 Pathogens and infectious diseases A.P1 Explain the characteristics of the five main types of pathogens and a disease caused by each. • Pathogens – types and characteristics, life cycle and actions: The five types of pathogens are bacteria, parasites, viruses, fungi and protozoa. Bacteria are pathogens that are prokaryotic, it lacks cell nucleus and other cell parts and are less complex compared to other organisms. Bacteria reproduces quickly and cause damage to human cell when it enters the human body because it produces toxins. It causes disease such as tuberculosis, strep throat, urinary tract infections