References. 1  Shmerling RH. 2  LeBlond RF, et al., eds. 3  Muscle cramps. 4  Sprains, strains and other soft tissue injuries.
Microorganisms can be, according to their characteristics, divided into several groups: 1  bacteria, viruses, certain fungi and parasites. 2  pathogenic (capable of causing disease), non-pathogenic, and opportunistic (causing disease when they have an opportunity, like in people with low immune system).xamples of bacteria pathogenic for a human are: 1  Staphylococcus aureus, causing skin infections, pneumonia, infection of the heart valves, etc. 2  Streptococcus pyogenes, causing âstrep throatâ, cellulitis, etc. 3  Neisseria gonorrheae, causing gonorrhea.
1 Bacteria-Bacteria are small microorganisms. 2  They can cause diseases such as tuberculosis, cholera, typhoid fever, and tetanus. 3  Parasites-Parasites are organisms that live off their hosts. 4  Some parasitic diseases include malaria, sleeping sickness, and scabies.5  Fungi-Fungi are microorganisms such as yeasts and molds. Bacteria-Bacteria are small microorganisms. 2  They can cause diseases such as tuberculosis, cholera, typhoid fever, and tetanus. 3  Parasites-Parasites are organisms that live off their hosts. 4  Some parasitic diseases include malaria, sleeping sickness, and scabies. 5  Fungi-Fungi are microorganisms such as yeasts and molds.