A variety of microorganisms can cause disease.
Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms.
Some common pathogens in each group are listed in the column on the right.
Infectious agents can grow in various body compartments, as shown schematically in Fig.
Which diseases are caused by microbes?
Microbes and disease
|Infectious disease||Microbe that causes the disease||Type of microbe|
|Whooping cough||Bordatella pertussis||Bacterium|
|Bubonic plague||Yersinia pestis||Bacterium|
|TB (Tuberculosis)||Mycobacterium tuberculosis||Bacterium|
5 more rows
What are 5 diseases caused by bacteria?
- Infectious disease.
What are the 4 types of infectious diseases?
This article will focus on the most common and deadly types of infection: bacterial, viral, fungal, and prion.
How do microorganisms cause infections?
Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease occurs when the cells in your body are damaged as a result of infection and signs and symptoms of an illness appear.
What are the 7 major types of microorganisms?
Microorganisms are divided into seven types: bacteria, archaea, protozoa, algae, fungi, viruses, and multicellular animal parasites ( helminths ). Each type has a characteristic cellular composition, morphology, mean of locomotion, and reproduction.
How do microbes affect our lives?
Microbes play an important role in our body shape by helping us digest and ferment foods, as well as by producing chemicals that shape our metabolic rates. Eisen explains, “It seems that disturbances in our microbial community may be one of the factors leading to an increase in obesity.”
What is the most dangerous bacterial disease?
Myobacterium tuberculosis is one of the world’s leading infectious diseases, causing more than 1.7 million deaths each year.
What are the most common bacterial diseases?
Common pathogenic bacteria and the types of bacterial diseases they cause include:
- Escherichia coli and Salmonella cause food poisoning.
- Helicobacter pylori cause gastritis and ulcers.
- Neisseria gonorrhoeae causes the sexually transmitted disease gonorrhea.
- Neisseria meningitidis causes meningitis.
Can a bacterial infection go away without antibiotics?
Even without antibiotics, most people can fight off a bacterial infection, especially if symptoms are mild. About 70 percent of the time, symptoms of acute bacterial sinus infections go away within two weeks without antibiotics.