Shigella is a - Study guides, Class notes & Summaries

A; Animals serve as a reservoir of infection" is the correct answer because Shigella only infects humans while Salmonella is found in many animals. Both have diarrhea as the major symptom. Endotoxin is produced by all gram negative bacteria and exotoxin is only produced by Shigella. A major difference between Salmonella enterica and Shigella infections is that only in salmonellosis can: A. animals serve as a reservoir of infection B. diarrhea become the major symptom C. endotoxin play a ...

REHS Exam Questions with A Grade Solutions Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? a. fecal streptococci b. eschericha coli c. aerobacter aerogenes d. clostridium sporulates - Answer-clostridium sporulates The presence of which of the following is most easily identified by laboratory analysis in water contaminated by feces? a. shigella dysenteriae b. coliform c. entamoeba h...

Thawing food can be part of the cooking process if Correct Answer: cooked to the requirements of the FDA food code Foodborne Pathogens easily transmitted through food Correct Answer: Salmonella, Shigella, Norovirus, E Coli, Hepatits A, Clostridium Botulinum Salmonella - Cause Correct Answer: Can be found on any food item exposed to animal waste Salmonella - Infection Correct Answer: immediate, develops within 12-72 hours and lasts 4-7 days Salmonella - Symptoms Correct Answer: food po...

What should foodservice operators do to prevent the spread of hepatitis A? A Cook food to minimum internal temperatures B Freeze fish for 36 hours before serving C Exclude staff with jaundice from the operation D Purchase mushrooms from approved, reputable suppliers (Ans- C Exclude staff with jaundice from the operation 7 To wash hands correctly, a food handler must first A apply soap. B wet hands and arms. C scrub hands and arms vigorously. D use a single-use paper towel to dry han...

State Food Safety Exam Questions and Answers 100% Pass A Food Worker at a bar was diagnosed with E. Coli and has not shown symptoms for a couple of days. What must her manager do? A) Restrict until Regulatory approval is obtained B) Exclude until Regulatory approbal is obtained C) Allow the worker to resume her normal duties D) Require her to wear single-used gloves at all times - Correct Answer ️️ -A) Restrict until Regulartory approval is obtained A large container of potato salad...

What term describes the morphology of organisms that vary in shape and size? Pleomorphic i.e. coccobacilli What term describes the morphology of organisms that vary in shape and size? Pleomorphic i.e. coccobacilli Bacteriology arrangements: -pairs (diplococci "N. Gon"; diplobacilli -chains (streptococci, streptobacilli) -grape like clusters (staphylococci) -group of four-tetrads (peptococcus) -packets of eight-cuboidal (sarcina) -palisades (corneybacterium) B...

The most common sexually transmitted disease in the US is: A. Herpes B. Syphilis C. Condyloma D. Chlamydiae infections E. Gonorrhoea infections - Answer D An enzyme of Staphylococcus aureus that convents fibrinogen into insoluble fibirn is: A. Lipase B. Coagulase C. Staphylokinase D. Hemolycin E. Hyaluronidase - Answer B Extra-intestinal disease, especially the production of a serious fever, may follow intestinal infection with: A. Vibrio cholerae B. Salmon...

Exam 2: NSG123 / NSG 123 (Latest 2024 / 2025 Update) Medical-Surgical Nursing I | Guide with Questions and Verified Answers | 100% Correct - Herzing Q: What is an abdominal x-ray used for? Answer: Useful for determining the cause of symptoms. Free air in the peritoneum and bowel dilation or obstruction should be excluded as a source of the presenting symptoms. Q: Ulcerative Colitis Assessment Findings Answer: The stool is positive for blood Laboratory test results reveal low hematocrit and hemog...

Learn2Serve Food Manager Certification Exam Questions And Correct Answers | Updated Thawing food can be part of the cooking process if - ANSWER : cooked to the requirements of the FDA food code Foodborne Pathogens easily transmitted through food - ANSWER : Salmonella, Shigella, Norovirus, E Coli, Hepatits A, Clostridium Botulinum Salmonella - Cause - ANSWER : Can be found on any food item exposed to animal waste Salmonella - Infection - ANSWER : immediate, develops within 12-...

1. Which type of filter requires the least amount of water to clean? (A) Diatomaceous (B) Rapid rate sand (C) High rate sand (D) Cartridge ANS (D) Cartridge 2. Cyanuric acid (stabilizer) protects free chlorine (FC) against the effects of (A) Pathogens like Crypto, Giardia, and Shigella (B) High Total dissolved solids (C) Ultraviolet rays from the sun (D) High PH ANS (C) Ultraviolet rays from the sun 3. An erosion chemical feeder is what type of feeder? (A) Peristaltic pump (B) Pi...