Microbiology: Viral Pathogens and Immunizations

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What are the components of non-cellular microbes?

Nucleic acid and envelope

Capsid and spikes

Proteins and accessory proteins

Nucleic acid and capsid (correct)

How do viruses escape to infect new hosts after assembly?

By causing cells to fuse (correct)

By transforming into bacteria

By creating antibodies

By multiplying within the same host

Which defense mechanism involves T cells killing infected cells?

Cell-mediated immunity (correct)

Antibodies production

Suppressing viral replication

Interferon response

What is a common characteristic of human herpes viruses (HHV) as a family?

Ability to become latent Signup and view all the answers

What enables a virus to hide from the immune system?

Insertion of viral DNA into chromosome Signup and view all the answers

Which virus is an enveloped virus?

Coronavirus Signup and view all the answers

What is the primary mode of transmission for measles?

Airborne transmission via aerosolized droplets Signup and view all the answers

Which virus blocks T-helper cell proliferation response to IL-2?

Measles virus Signup and view all the answers

Which of the following viruses has a known animal reservoir?

Picornavirus Signup and view all the answers

Which virus is a DNA virus?

Adenovirus Signup and view all the answers

Which of the following is NOT a characteristic of enveloped viruses?

They are more resistant to drying than non-enveloped viruses. Signup and view all the answers

Which of the following viruses is a double-stranded DNA virus?

Hepatitis B virus Signup and view all the answers

Which of the following is a symptom of measles?

All of the above Signup and view all the answers

Which of the following is NOT a viral virulence factor?

Antigens Signup and view all the answers

Which of the following is NOT a reservoir for viruses?

Inanimate objects Signup and view all the answers

What is the most common location for genital warts in men?

Penile shaft Signup and view all the answers

Which virus is primarily responsible for causing genital warts?

Human Papilloma Virus (HPV) Signup and view all the answers

Which high-risk HPVs are associated with anogenital malignancies?

HPV 16, 18, 31 Signup and view all the answers

What is the average age at which anogenital malignancies mainly occur in women?

54 years Signup and view all the answers

Which virus is a major cause of the common cold?

Rhinovirus Signup and view all the answers

What type of virus causes oral cold sores and genital sores?

Varicella Zoster virus Signup and view all the answers

Which virus in the text may be secreted in saliva for up to 7 weeks after recovery?

Herpes Simplex Viruses Signup and view all the answers

Which virus can become latent in nerves similar to Herpes simplex?

Varicella Zoster virus Signup and view all the answers

What type of disease does Varicella Zoster virus cause in addition to chicken pox?

Respiratory disease Signup and view all the answers

Which virus vaccination is available for both Varicella and Zoster?

Varicella Zoster virus Signup and view all the answers

Which type of influenza virus causes febrile respiratory disease with systemic symptoms?

Influenza virus A Signup and view all the answers

Which viral protein is responsible for attachment in influenza virus?

H antigen Signup and view all the answers

What is the function of the N antigen in the influenza virus?

Cuts off sugar on glycoprotein receptor Signup and view all the answers

Which process produces new strains of influenza viruses that can jump to humans?

Antigenic shift Signup and view all the answers

How are flu vaccines typically made?

From deactivated viruses Signup and view all the answers

What is the main antigenic type of the influenza virus currently?

Type A - H3N2 Signup and view all the answers

Which type of influenza virus is Rimantadine effective against?

Type A only Signup and view all the answers

What is the recommended timing for giving Amantadine for influenza?

Early Signup and view all the answers

Which medication is effective against both Type A and Type B influenza viruses?

Zanamivir Signup and view all the answers

How does influenza spread primarily?

Aerosol Signup and view all the answers

What is the incubation period for influenza?

18-72 hours Signup and view all the answers

Which body response is triggered by the influenza virus?

Production of Interferon Signup and view all the answers

What are the major causes of influenza virus-associated death?

Cardiac failure Signup and view all the answers

How is the diagnosis of influenza commonly confirmed?

Isolation Nose or Throat Swab Signup and view all the answers

Which of the following is a potential complication of influenza?

Secondary bacterial infection Signup and view all the answers

Microbiology: Viral Pathogens and Immunizations

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Questions and Answers

What are the components of non-cellular microbes?

How do viruses escape to infect new hosts after assembly?

Which defense mechanism involves T cells killing infected cells?

What is a common characteristic of human herpes viruses (HHV) as a family?

What enables a virus to hide from the immune system?

Which virus is an enveloped virus?

What is the primary mode of transmission for measles?

Which virus blocks T-helper cell proliferation response to IL-2?

Which of the following viruses has a known animal reservoir?

Which virus is a DNA virus?

Which of the following is NOT a characteristic of enveloped viruses?

Which of the following viruses is a double-stranded DNA virus?

Which of the following is a symptom of measles?

Which of the following is NOT a viral virulence factor?

Which of the following is NOT a reservoir for viruses?

What is the most common location for genital warts in men?

Which virus is primarily responsible for causing genital warts?

Which high-risk HPVs are associated with anogenital malignancies?

What is the average age at which anogenital malignancies mainly occur in women?

Which virus is a major cause of the common cold?

What type of virus causes oral cold sores and genital sores?

Which virus in the text may be secreted in saliva for up to 7 weeks after recovery?

Which virus can become latent in nerves similar to Herpes simplex?

What type of disease does Varicella Zoster virus cause in addition to chicken pox?

Which virus vaccination is available for both Varicella and Zoster?

Which type of influenza virus causes febrile respiratory disease with systemic symptoms?

Which viral protein is responsible for attachment in influenza virus?

What is the function of the N antigen in the influenza virus?

Which process produces new strains of influenza viruses that can jump to humans?

How are flu vaccines typically made?

What is the main antigenic type of the influenza virus currently?

Which type of influenza virus is Rimantadine effective against?

What is the recommended timing for giving Amantadine for influenza?

Which medication is effective against both Type A and Type B influenza viruses?

How does influenza spread primarily?

What is the incubation period for influenza?

Which body response is triggered by the influenza virus?

What are the major causes of influenza virus-associated death?

How is the diagnosis of influenza commonly confirmed?

Which of the following is a potential complication of influenza?

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