Homework Answers
Solution
Q20- this medium is blood agar because it showing hemolysis reaction in yellow colour.
Mannitol Salt Agar (MSA) should appear clear, slightly opalescent, and pinkish-red in color.
Q21- this is β-Hemolytic activity because it is showing lysis and complete digestion of red blood cell contents surrounding a colony so yellow colour is appear.
Alpha hemolysis shows partial digesion of RBC so green or brown colour appear. Gamma hemolysis is no digesion so no change in colour.
Q22- this is true statement because blood agar medium is enriched, differential media used to isolate fastidious organisms and detect hemolytic activity.
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• 20. This medium is agar. Blood or Mannitol Salts • 21. This organism demonstrates hemolysis....
Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22....
Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22. Identify the type of hemolysis you see. a. Alpha b. Beta b. Beta c. Gamma (none) c. Gamma (none Spring 20
pver the questions first. Go over exercises 5-21. Answer the following questions 1. Is Blood agar...
pver the questions first. Go over exercises 5-21. Answer the following questions 1. Is Blood agar a selective media, differential media, and/or an enriched media? Hint: it is more than one of these, but it is not all three. Please explain your answer. 2. Define hemolysins. 3. List the three major types of hemolysis and briefly describe each.
Which electrolyte measurement is least affected by hemolysis? a. Calciumb. b- Magnesium c. Potassium d. Total...
Which electrolyte measurement is least affected by hemolysis? a. Calciumb. b- Magnesium c. Potassium d. Total Bilirubin Question 2 of 35 Required Question Which of the following should cause specimen rejection for platelet aggregation studies? a. The sample hematocrit is too high .b. The sample is hemolyzed. c. The sample is over-anticoagulated. d. The sample platelet count is too low. Question 3 of 35 Required Question Which of the following is usually positive in a patient with a urinary tract...
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LAR STUDY GUM Exercises 76, 77, 78, 79,719, 7.11.8.19.2.0.7.0 1. Define niche A ecological envi B by-product of microbial metabolic activities C icorial growth D host-preste relationship E None of the above 2.Microbes muy compete ayust the environment tempera requirements in order to compete for nutrients A True B. False , c.) to the prima A B The pathogenesis of disease can move son of issues by extracellule enzymes or physical blocking of capillaries due to unlimited microbial greneth True...
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Hemolysis of Blood Agar Plates 21. Identify the type of hemolysis you see. a. Alpha 22. Identify the type of hemolysis you see. a. Alpha b. Beta b. Beta c. Gamma (none) c. Gamma (none Spring 20
pver the questions first. Go over exercises 5-21. Answer the following questions 1. Is Blood agar a selective media, differential media, and/or an enriched media? Hint: it is more than one of these, but it is not all three. Please explain your answer. 2. Define hemolysins. 3. List the three major types of hemolysis and briefly describe each.
LAR STUDY GUM Exercises 76, 77, 78, 79,719, 7.11.8.19.2.0.7.0 1. Define niche A ecological envi B by-product of microbial metabolic activities C icorial growth D host-preste relationship E None of the above 2.Microbes muy compete ayust the environment tempera requirements in order to compete for nutrients A True B. False , c.) to the prima A B The pathogenesis of disease can move son of issues by extracellule enzymes or physical blocking of capillaries due to unlimited microbial greneth True...
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