Case 2 There Is An Outbreak Of Covid 19 In The Elderly Home Twc Five Were Reported To Be Positive In This Facility 1 (81.76 KiB) Viewed 34 times
Case 2 There Is An Outbreak Of Covid 19 In The Elderly Home Twc Five Were Reported To Be Positive In This Facility 2 (36.14 KiB) Viewed 34 times
Case 2 There Is An Outbreak Of Covid 19 In The Elderly Home Twc Five Were Reported To Be Positive In This Facility 3 (22.96 KiB) Viewed 34 times
Case 2: There is an outbreak of COVID-19 in the elderly home “TWC”. Five were reported to be positive in this facility. Here is the information on the confirmed cases. Case number Age Occupation Vaccination status Symptoms Hospitalization 10211 68 Resident 2 Doses Mild No 10212 80 Resident Non-vaccinated Severe Yes, in ICU 10213 77 Resident 2 Doses Severe Yes 10214 70 Resident 2 Doses Mild No 10215 25 Healthcare worker 2 Doses Mild No The son of case 10213 complained to the media that the COVID-19 vaccine is useless. His father took 2 doses of the vaccine but was still infected with the SARS-CoV-2 virus and developed severe symptoms. Q6. Which of the following is the most likely reason for case 10213 infected with severe symptoms after vaccination? A. He is an exceptional case. B. The COVID-19 vaccine is non-effective. C. He got a double infection from his healthcare worker (case 10215). D. He did not produce sufficient antibodies after the vaccination. Q7. An effective vaccine should be fulfilling which of the following criteria? A. Protect from asymptomatic infection. B. Either protect from asymptomatic infection or reduce clinical manifestations of infection. C. Protect from both asymptomatic infection and reduce clinical manifestations of infection. D. Can help to develop herd immunity.
Q8. The serum analysis of the case of 10211 demonstrated her neutralizing antibody titer is lower than the protective antibody level for SARS-CoV-2 after infection. Which of the following is the most likely reason that she is still able to get protection from the vaccination? A. She is defective in ACE-2 receptor. B. She contains a high level of dendrite cells. C. Vaccination also induces T-cell memory in her body. D. COVID-19 is a disease with a short incubation period. 09. How can we enhance vaccine protection for the elderly? A. Use a stronger adjuvant in the vaccine. B. Vaccinated with a higher dosage. C. Have the booster dose. D. All of the above.
Q10. A newly developed COVID-19 vaccine was shown to reduce 50% of the infection rate and prevent 90% of cases developing of the diseases to the Omicron variant. The effective reproductive number of the Omicron variant is shown as 3 in this vaccinated population. If more than 85% of the population are having this vaccine, can an effective herd immunity for the Omicron variant develop in society? A. Yes B. No
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