Foodborne and Waterborne Diseases Overview

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Questions and Answers

What is the primary mode of transmission for foodborne and waterborne diseases?

  • Vector-borne transmission
  • Airborne transmission
  • Respiratory droplets
  • Fecal-oral route (correct)

What is the primary portal of entry for foodborne and waterborne pathogens?

  • Respiratory system
  • Skin
  • Mucous membranes of the gastrointestinal tract (correct)
  • Bloodstream

What is the typical incubation period for bacterial intoxication caused by foodborne and waterborne diseases?

  • Varies greatly
  • Short (minutes to hours) (correct)
  • Immediate
  • Long (hours to days)

Which of the following is NOT a common symptom of foodborne and waterborne diseases?

<p>Muscle weakness (D)</p> Signup and view all the answers

What is the best preventive measure against foodborne and waterborne diseases?

<p>Washing hands and consuming well-cooked food (A)</p> Signup and view all the answers

How is Brucellosis transmitted to humans?

<p>Via contaminated water and food (B)</p> Signup and view all the answers

Which symptom is commonly associated with Hepatitis A infection?

<p>Loss of appetite (B)</p> Signup and view all the answers

What is a preventive measure for Hepatitis A?

<p>Thorough handwashing (A)</p> Signup and view all the answers

In cases of viral gastroenteritis, which virus is common in children?

<p>Rotavirus (A)</p> Signup and view all the answers

What is a characteristic of Poliovirus, the causative agent of Poliomyelitis?

<p>Capable of causing paralysis (C)</p> Signup and view all the answers

Which is the most virulent species of Shigella?

<p>Shigella dysenteriae (C)</p> Signup and view all the answers

What is the primary reservoir for Shigella?

<p>Humans (B)</p> Signup and view all the answers

How is Shigellosis typically transmitted?

<p>Through fecal-contaminated water (C)</p> Signup and view all the answers

What is the typical incubation period for Shigellosis?

<p>12 hours to 2 weeks (A)</p> Signup and view all the answers

What is the main virulence factor for pathogenic E. coli causing gastroenteritis?

<p>Enterotoxin (B)</p> Signup and view all the answers

What is the main reservoir for Cattle Hemorrhagic Colitis?

<p>Ground beef (D)</p> Signup and view all the answers

What is the mode of transmission for Shigella?

<p>Direct contact with an infected person (A)</p> Signup and view all the answers

What is the main reservoir for Cholera?

<p>Contaminated water (D)</p> Signup and view all the answers

What is the virulence factor of Vibrio cholerae?

<p>Halophiles (C)</p> Signup and view all the answers

What is a symptom of Cholera infection?

<p>&quot;Rice water&quot; stools (B)</p> Signup and view all the answers

What is the common name for Clostridium difficile-Associated Diarrhea?

<p>C.diff (B)</p> Signup and view all the answers

How is Clostridium difficile primarily transmitted?

<p>Through contaminated medical equipment (C)</p> Signup and view all the answers

What is the recommended treatment for Clostridium difficile-Associated Diarrhea?

<p>Antiprotozoal drug (Metronidazole) &amp; antibiotic (Vancomycin) (D)</p> Signup and view all the answers

What is a common symptom of Clostridium difficile-Associated Diarrhea?

<p>Mild diarrhea (A)</p> Signup and view all the answers

How is Salmonellosis mainly acquired?

<p>From ingesting contaminated food or water (A)</p> Signup and view all the answers

What is the main method of prevention for typhoid fever?

<p>Regular handwashing and good personal hygiene (A)</p> Signup and view all the answers

Which bacterial genus is responsible for causing Bloody Dysentery?

<p>Shigella (A)</p> Signup and view all the answers

What is the common symptom of Shigellosis caused by Shiga toxin?

<p>Bloody diarrhea (C)</p> Signup and view all the answers

Which of the following is NOT a species of Shigella bacteria?

<p>S. boydi (B)</p> Signup and view all the answers

How can chronic carriers of Salmonella be treated?

<p>Antibiotics and oral rehydration therapy (A)</p> Signup and view all the answers

Which of the following is a common reservoir for Salmonella enterica serovar Typhimurium?

<p>All of the above (D)</p> Signup and view all the answers

What is the typical incubation period for Salmonella Gastroenteritis (Salmonellosis)?

<p>12-36 hours (A)</p> Signup and view all the answers

Which of the following is a common symptom of Typhoid Fever, but not typically seen in Salmonellosis?

<p>Rose spots on the skin (C)</p> Signup and view all the answers

Which of the following is the primary mode of transmission for Typhoid Fever?

<p>Fecal-contaminated water sources (A)</p> Signup and view all the answers

What is the recommended treatment for Salmonellosis?

<p>Oral rehydration and antibiotics (A)</p> Signup and view all the answers

Which of the following is a virulence factor of Salmonella bacteria?

<p>Ability to invade the intestinal mucosa (A)</p> Signup and view all the answers

What is the primary reservoir for Typhoid Fever?

<p>Humans (C)</p> Signup and view all the answers

Which of the following is a characteristic symptom of Typhoid Fever?

<p>Prolonged high fever (104°F) (D)</p> Signup and view all the answers

What is the recommended diagnostic method for identifying the specific serovar or strain of Salmonella in a food sample?

<p>Polymerase Chain Reaction (PCR) (D)</p> Signup and view all the answers

Which of the following is a potential complication of Typhoid Fever in severe cases?

<p>Intestinal wall ulceration and perforation (D)</p> Signup and view all the answers

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