Second, a swimmerâs body has a pH between 7.2 and 7.8, so if the. pool water isnât kept in this range then swimmers will start to feel irritation of their. eyes and skin. Keeping the pH in this range will balance chlorineâs germ-killing.
Examples of Pathogens and How They Spread. Any organism that can produce disease is a pathogen. The term came into use in the 1880s and is now used to describe any infectious agents â a bacterium, virus, viroid, fungus, prion and parasite-are all examples of pathogens. Through Body Fluids: Pathogen can infect you by entering your body through semen and blood. 2  Some of the most common examples of pathogens that spread through body fluids are hepatitis and HIV viruses. 3  Vectors: It's an animal that spreads disease-causing pathogens from one host to another.
A disease is an abnormal condition affecting the body of an organism. There are four main types of disease: pathogenic disease, deficiency disease, hereditary disease, and physiological disease.Pathogenic diseases are caused by what is called a pathogen. Pathogens are parasitic organisms that cause disease in their host.For example the pathogen e.coli which can make people ill or kill them. Deficiency diseases are caused by a deficiency of a particular nutrient in the diet.A lack of vitamin c causes scurvy. Hereditary diseases are passed on through generations via their genes, for example sickle cell disease.eficiency diseases are caused by a deficiency of a particular nutrient in the diet. A lack of vitamin c causes scurvy. Hereditary diseases are passed on through generations via their genes, for example sickle cell disease.