Exotoxin and endotoxin - Study guides, Class notes & Summaries

REHS – Microbiology Study Exam Questions. Acid Fast stain is for what type of bacteria - CORRECT ANSWER Mycobacterium (tuberculosis and leprosy) What type of bacteria forms spores? - CORRECT ANSWER gram +, bacillus and clostridium obligate aerobes - CORRECT ANSWER organism that requires a constant supply of oxygen in order to live obligate anaerobes - CORRECT ANSWER poisoned by oxygen facultative anaerobes - CORRECT ANSWER prefer oxygen, but can survive without it Psychroph...

California REHS examination Toxin - correct answer poisonous substances produced by certain microorganisms. pathogenicity - correct answer the level of damaging effect of microorganisms Exotoxin - correct answer proteins that are produced by certain species of largely Gram-Positive Bacteria. The bacteria manufacture these proteins as part of their normal metabolism. These proteins are accumulated within the cytoplasm of the bacteria, then released with waste products of metabolism. ...

Microbiology Fundamentals - A Clinical Approach - Chapter 3 Exam 2024 Actin -Answer-Protein component of long filaments of protein arranged under the cytoplasmic membrane of bacteria; contributes to cell shape and division. Cell Membrane -Answer-A thin sheet of lipid and protein that surrounds the cytoplasm and controls the flow of materials into and out of the cell pool. Cell Wall -Answer-In bacteria, a rigid structure made of peptidoglycan that lies just outside the cytoplasmic membrane...

Pyrogenic correct answersability to cause a fever Exotoxin correct answersGram-positive bacteria. Travel through fluids and produce a variety of effects. Enterotoxins may stimulate the vomiting center and cause gastrointestinal distress. Exotoxins stimulate antibody or antitoxin production. Can be used as toxoids to induce an immune response. Endotoxin correct answersGram-negative bacteria. Activate the inflammatory response and produce a fever. Are released when the cell lyses, due to an ...

OpenStax Microbiology Test Bank Chapter 15: Microbial Mechanisms of Pathogenicity * = Correct answer Multiple Choice 1. Which of the following would be considered a symptom? A. blood pressure reading of 150/90 mm Hg B. body ache and chills* C. fever of 39 C D. heart rate of 120 bpm 2. Which of the following would be considered a sign? A. blurry vision B. body ache and chills C. burning sensation during urination D. gross hematuria (visible presence of blood in urine)* 3. W...

MIP300 Quiz 2 with 100% Correct Answers The normal flora on your skin competes with pathogens for space and food. The relationship between you and your normal flora is an example of a ________________ symbiotic relationship? Commensal Mutualistic Parasitic This is not a symbiotic relationship - Answer️️ -commensal Endotoxin most frequently causes Diarrhea Cell damage Neurological symptoms Decreased blood pressure and shock There is no particular pattern for endotoxin, they can ...

Multiple Choice 1. Which of the following would be considered a symptom? A. blood pressure reading of 150/90 mm Hg B. body ache and chills* C. fever of 39 C D. heart rate of 120 bpm Difficulty: Easy ASM Standard: N/A 2. Which of the following would be considered a sign? A. blurry vision B. body ache and chills C. burning sensation during urination D. gross hematuria (visible presence of blood in urine)* Difficulty: Easy ASM Standard: N/A 3. Which of the following is an ex...

USMLE STEP 1 Microbiology NEW UPDATE 2023 WITH QUESTIONS AND CORRECT ANSWERS |GRADED A What is a special cellular component of fungal membrane targeted in anti-fungal medication? - ANSWER- Ergosterol A major sterol What is the special component of bacterial cell wall? - ANSWER- Peptidoglycan Where are the normal flora found? Contributions to health? Causes of infection? - ANSWER- Location: - found on body surfaces contiguous with outside environment (GI, etc.) - Semipermanent (dep...

OpenStax Microbiology Test Bank Chapter 15: Microbial Mechanisms of Pathogenicity * = Correct answer Multiple Choice 1. Which of the following would be considered a symptom? A. blood pressure reading of 150/90 mm Hg B. body ache and chills* C. fever of 39 C D. heart rate of 120 bpm 2. Which of the following would be considered a sign? A. blurry vision B. body ache and chills C. burning sensation during urination D. gross hematuria (visible presence of blood in urine)* 3. W...

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 ...