Neuroscience II: Enteroviruses Main Properties
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Questions and Answers

Which type of virus is an Enterovirus?

  • Enveloped virus
  • DNA virus
  • Non-enveloped virus (correct)
  • Retrovirus

What is the main site of infection for Enteroviruses?

  • Cardiovascular system
  • Intestinal tract (correct)
  • Nervous system
  • Respiratory system

How are Enteroviruses primarily transmitted?

  • Through mosquito bites
  • Via fecal-oral route (correct)
  • Through sexual contact
  • By blood transfusions

Which type of virus causes foot and mouth disease in cloven footed animals?

<p>Aphthovirus (B)</p> Signup and view all the answers

Which category of Enteroviruses is associated with diseases of the nasopharyngeal region?

<p>Rhinovirus (C)</p> Signup and view all the answers

What is the major protective immune response to enteroviruses?

<p>Antibody production (C)</p> Signup and view all the answers

What type of immunity is usually involved in preventing viremic spread of infection?

<p>Serum antibody (C)</p> Signup and view all the answers

What is the incubation period for poliovirus infection?

<p>7-14 days (C)</p> Signup and view all the answers

Which type of poliomyelitis varies with the amount of neuronal damage and inflammation?

<p>Paralytic poliomyelitis (C)</p> Signup and view all the answers

In what percentage of poliovirus infections does the virus spread along certain nerve fiber pathways?

<p>1% (C)</p> Signup and view all the answers

Which method is used for the definitive diagnosis of polio?

<p>Cell culture involving fibroblastic MRC-5 cells (B)</p> Signup and view all the answers

What are the two types of polio vaccines available for prevention?

<p>OPV (live, attenuated, Sabin) and IPV (inactivated, Salk) (D)</p> Signup and view all the answers

Which type of infection results in a minor illness in about 5% of infected people?

<p>Abortive poliomyelitis (D)</p> Signup and view all the answers

What percentage of patients with poliovirus infections develop nonparalytic poliomyelitis or aseptic meningitis?

<p>1%-2% (C)</p> Signup and view all the answers

What is a characteristic symptom of acute haemorrhagic conjunctivitis caused by certain viruses?

<p>Bloodshot eyes (A)</p> Signup and view all the answers

Which virus can cause aseptic meningitis and paralysis among its manifestations?

<p>Coxsackievirus B (C)</p> Signup and view all the answers

Which virus can cause a rare manifestation of polio-like paralysis?

<p>Enterovirus type 70 (A)</p> Signup and view all the answers

What is a symptom of Enterovirus type 71 infection?

<p>Encephalitis (B)</p> Signup and view all the answers

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