Which of the following bacteria is associated with gastric and duodenal ulcers? Select one: a. Campylobacter pylori O. b. Helicobacter pylori C. Shigella sonnei d. Salmonella enteritidis
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- Some bacteria, protozoa, and viruses that cause foodborne illness are: E.coli, Salmonella Norovirus Staphylococcus aureus Clostridium botulinum Campylobacter Clostridium perfringens Hepatitis A. Giardia (mainly water) Listeriosis Select two (2) of the foodborne illnesses listed above and report the following information for each. Disease name and whether it is a bacteria, protozoa, or virus Type of contamination (infection or intoxication) Infectious pathway Possible sources and foods affected Symptoms Incubation period Treatment Current Statistics, how many affected, where, when etc.Two days after consumption of smoked pork a patient got face and eye-lid edema, gastrointestinal disturbances, abrupt temperature rise, muscle pain. Blood analysis showed full-blown eosinophilia. What helminth could the patient is infected with? Select one: a. Ancylostoma duodenale b. Trichinella spiralis c. Enterobius vermicularis d. Ascaris lumricoides e. Trichuris trichiuraIdentify wether the following terms are intestinal or extra-intestinal. 1. Mastigophora 2. Apicomplexa 3. Entamoeba dispar 4. Plasmodium falciparum 5. Diphyllobothri latum 6. Balantidium coli 7. Ciliphora Answer 1,2,3,4,5,6, and 7
- Identify wether the following terms are intestinal or extra-intestinal. (answer 1 to 6) 1. Taenia solium 2. Balantidium coli 3. Ciliphora 4. Trichomonss vaginalis 5. Pseudophyllidean 6. Schistosoma japonicumIf there is a causal relationship between the presence of H. pylori and ulcers, how might you explain that 50% of the patients with a normal endoscopic examination were infected with the bacteria?Which of the following bacterial species is considered normal flora of the mouth? O 1) Streptococcus mutans 2) Escherichia coli 3) Klebsiella pneumoniae 4) Staphylococcus epidermidis
- Helicobacter pylori causes O 1) duodenal ulcers. O 2) increased risk for stomach cancer. O 3) stomach ulcers. 3) 4) gastritis. 5) All of the choices are correct.Many consider cholera as the most severe form of gastroenteritis. Why do you think this is so?Which of the following is NOT true about the transmission of diseases of the digestive system? Which option is the answer: 1. Many are transmitted in food and/or water 2. The fecal-oral transmission cycle can be broken by proper food preparation and storage, and handwashing 3. The fecal-oral transmission cycle can be broken by proper sewage disposal and disinfection/filtration of drinking water 4. Some are transmitted from person to person directly or indirectly via the fecal-oral route 5. None of the other four answers (All are true)
- Bacteria: alcaligenes faecalis bacillus megatorium bacillus subtilis citrobacter freundii corynebacterium xerosis edwardsiella tarda enterobacter aerogenes enterobacter cloacae klebsiella pneumoniae kocuria rosea lactobacillus casei morganello morganii proteus mirabilis proteus hauseri providencia rettgeri providencia stuartii psuedomonas fluorescens salmonella enteriditis question: organize the above bacteria into the correct types of bacteria according to the gram stain (gram positive cocci, gram positive bacilli, or gram negative bacilli).Four weeks after his arrival from Africa, a 24-year-old graduate student presents with blood in his urine. Microscopic examination of his urine reveals the presence of eggs with terminal spines. In the interview he admits that he has been working on his family's rice field occasionally since his early childhood. The most likely etiologic agent of his complaint is Select one: O a. Entamoeba histolyica b. Schistosoma haematobium c. Fasciola hepatica d. Schistosoma mansoni e. Schistosoma japonicumStaphylococcus aureus has five types of toxins that help out with its virulence. They are enterotoxin, exofoliative toxin, toxic shock syndrome toxin, leukocidin and hemolysins. Please choose 3. Explain the damage they specifically can cause and how this is beneficial to the bacteria.