Q: There is an outbreak of enteric fever in a small Community. What is the causative bacteria; and how…
A: Another name of enteric fever is Typhoid fever. This type of fever has the following stages: The…
Q: What is the etiologicalagent and the mainmanifestations of cholera?
A: Cholera is the contagious bacterial disease that usually spreads through the ingestion of…
Q: Which coliform bacteria are the most difficult to distinguish from the Salmonella or Shigella…
A: In humans, Shigella and Salmonella are microorganisms that cause gastroenteritis. Salmonella is the…
Q: What makes Bacillus particularly difficult to kill either by physical or chemical means?
A: Bacillus are aerobic bacteria that are road shaped; they are gram positive and with passing agent…
Q: Does Mycobacterium tuberculosis produce an exotoxin or endotoxin Discuss how this affects the host.…
A: This question is based on the mycobacterium tuberculosis and the difference between endotoxin and…
Q: Besides enterotoxin, does V. cholerae possess an endotoxin? If it does, is the toxin a significant…
A: Cholera is an infection by the bacterium Vibro cholerae, it causes fluid loss from the body in the…
Q: What is MRSA? In your own, words describe why MRSA is so concerning.
A: Methicillin-resistant Staphylococcus aureus (MRSA) disease is acquired by a staph bacteria that has…
Q: does Neisseria Gonorrhoeae form spores?
A: Some bacterial cells produce endospores that are dormant structures capable of withstanding extreme…
Q: What makes the Amanita phalloides toxins so harmful that even one cap can kill an adult?
A: Amanita phalloides is a most poisonous mushroom. Every part of mushroom is highly poisonous and…
Q: Why is it clinically important to distinguish S. pneumoniae from otherα-hemolytic streptococci?
A: S. pneumoniae: Streptococus pneumonia (pneumococcus) is a gram positive bacteria, which is…
Q: Why is the cause of death similar in tetanus and botulism?
A: Step 1 Botulism and tetanus both are acute neurological diseases in humans as well as animals.…
Q: Explain how Vibrio cholerae causes cholera.
A: Vibrio cholerae is a species of flagellated bacteria that causes the disease cholera. Cholera is…
Q: Pseudomonas aeruginosa is a rod-shaped bacterium which causes Pner
A: Pseudomonas aeruginosa may be a common encapsulated, gram-negative, facultatively aerobic,…
Q: Does the causative agent of tuberculosis, Mycobacterium tuberculosis, form spores thus making it…
A: Pathogens are the microbe that causes disease.
Q: Why is Salmonella typhi a gram negative bacilli? Explain.
A: The crystal violet stain utilised in the Gram staining method of microbial classification is not…
Q: How does the E. coli strain 026:H11 damage its victims?
A: The enterohaemorrhagic E. coli (EHEC) serotype O26 is the second most common enterohaemorrhagic E.…
Q: Why do gram-positive bacteria not produce endotoxins?
A: ExotoxinsThey are proteineous substances that are produced within the bacterium as a byproduct of…
Q: What shape does Vibrio cholerae have?
A: Bacteria are member of a large group of unicellular microorganisms. Bacteria have cell walls but…
Q: Identify the most likely means of acquiring cholera. Why docholera epidemics keep occurring?
A: Cholera is an infectious disease. It causes diarrhea, dehydration, and even death in some cases.
Q: What is the most common bacterial STI in the United States?
A: STI:[Sexually Transmitted Infections] STI are also commonly called Sexually Transmitted…
Q: What is salmonella typhi? From what family it is?
A: Microorganisms are microscopic organisms that generally exist as one biological cell. Different…
Q: other than contributing to the virulence of the organism, what other functions do capsule have?
A: The capsule has a primary function which is contributing to that of virulence factor by its anti…
Q: what is the extraction of the causal organism from inoculated host?
A: Robert Koch (1843 - 1910) was a famous biologist who made bacteriology an important science. He is…
Q: Where is Rocky Mountain spotted fever commonly found? Whatsymptoms and activities would justify…
A: Rickettsia rickettsii infection causes Rocky mounted spotted fever. Rickettsia rickettsii is…
Q: What body systems are affected by eubacterium?
A: The eubacteria are also known as true bacteria. They are unicellular prokaryotic organisms that have…
Q: What organism causes cholera, and what are the symptoms ofthe disease?
A: Cholera is a disease that caused by a bacterial infection of small intestine. This disease is…
Q: Mycobacterium tuberculosis Diagnostic or detection method(s). Treatment and prevention
A: Introduction Mycobacterium tuberculosis is a species of pathogenic bacteria in the family…
Q: What is a nosocomial infection?
A: An infection is defined as the invasion of any disease-causing agent into the body of an organism.…
Q: Why does transmission of cholera usually require a largeinoculum?
A: Diarrhoeal diseases which include cholera, are the important cause of morbidity and the second most…
Q: What is a reasonable treatment for an E. coli infection
A: Interferons are used against viruses, so they are widely used for the treatment of chronic viral…
Q: How can we prove the pathological and clinical effects of cholera are caused by the production of…
A: Cholera is an infectious disease that cause severe watery diarrhea, which can lead to dehydration…
Q: If the bacterium in question during the perlo outbreak had beenE. coli instead of S. aureus, how…
A: The perlo outbreak was caused by Staphylococcus aureus that causes food intoxication and had led to…
Q: Where is Rocky Mountain spotted fever commonly found? What symptoms and activities would justify…
A: Rocky mountain fever is caused by bacteria of the Rickettsia species. This can be spread by the…
Q: what are the selective media for Vibrio cholerae
A: A type of media which allows the growth of only specific microbes or the microbe of interest and…
Q: What do rickettsias and chlamydias derive from the host?
A: Rickettsia and chlamydia are obligate intracellular organisms. The rickettsia are the parasites…
Q: What is unusual about the organism Pyrolobus fumarii?
A: Microbes are the tiny organisms which are unable to see with the naked eye. Microbes are…
Q: What was the miasmic mode of transmission of cholera? What evidence did John Snow accumulate that…
A: Cholera was a deadly disease transmitted through bacteria. Chlorella is caused by vibrio cholera.…
Q: How can we experimentally prove that enterotoxin (A-B cholera toxin) is the sole cause of clinical…
A: Several microorganisms produce and secrete protein exotoxins that are either chromosomally encoded…
Q: What part of the Escherichia coli cell contains endotoxin?
A: E. coli (Escherichia coli), can be defined as the type of bacteria that resides in our intestines.…
Q: Name the element which caused minamatta disease in Japan.
A: Minamata disease appeared as an epidemic in 1956 in Minamata, a town in Japan.
Q: What antibiotic treats shigella flexneri?
A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…
Q: Why is Plasmodium species isolated usually in blood?
A: Plasmodium species are blood parasites belong to phylum protista that causes malaria. Vector for…
Q: What role do salt and sugar individually play in treatment cholera?
A: Each component plays a special role that makes ORS effective. The major role of sugar that play in…
Q: What were Koch’s postulates?
A: Robert Koch was a German physician who considered the father of Medical microbiology. He is a Noble…
Q: How Bacillus anthracis were identified ?
A: The gram-positive, rod-shaped bacterium Bacillus anthracis causes the lethal anthrax disease that…
Q: What do Gram positive bacteria generally possess and how will these help them in their virulence?
A: The Factors that are produced by a microorganism and evoke disease are called virulence factors.…
Q: at is cholera.
A: Cholera is an infectious disease.
Q: Why are Staphylococcus aureus enterotoxins so resistant to heat?
A: Staphylococcus aureus is a Gram-positive, round-shaped bacterium that belongs to the Firmicutes…
Q: How does one can differentiate Klebsiella pneumoniae from Salmonella typhimurium
A: Klebsiella pneumoniae is a gram-negative bacteria that cause infections like pneumonia. Salmonella…
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Solved in 2 steps
- What was the common treatment for cholera beginning in the 1830s? Why was this not useful in large populations or during outbreaks?What was the miasmic mode of transmission of cholera? What evidence did John Snow accumulate that refuted the miasmic theory?Identify the most likely means of acquiring cholera. Why docholera epidemics keep occurring?
- Why might the Yersinia pestis from a patient with pneumonic plague be more dangerous than the same organism from fleas?Why does transmission of cholera usually require a largeinoculum?Besides enterotoxin, does V. cholerae possess an endotoxin? If it does, is the toxin a significant virulence factor?
- Why is it not possible to use Koch’s postulates to show that Treponema pallidum causes syphilis?What are the mitigating measures to prevent the escalation of the black Sigatoka disease? Explain.Where is Rocky Mountain spotted fever commonly found? What symptoms and activities would justify treatment for the disease prior to laboratory confi rmation?