Virology Notes: Human Metapneumovirus (hMPV)
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Questions and Answers

What is the mode of transmission of Hepatitis A virus?

  • Fecal-oral route (correct)
  • Direct contact with infected individuals
  • Aerosols and contact with secretions
  • Vector-borne transmission

How many serotypes of Rhinovirus are approximately known?

  • 250
  • 100
  • 150 (correct)
  • 200

What is the treatment approach for Hepatitis A?

  • Supportive treatment and prevention with vaccine and serum immunoglobulin (correct)
  • Palliative care
  • Surgical intervention
  • Antiviral medication

What is the diagnostic method for Rhinovirus?

<p>RTPCR and cell culture (B)</p> Signup and view all the answers

What is the name of the virus that causes Hepatitis A?

<p>Enterovirus type 72 (B)</p> Signup and view all the answers

What is the primary mode of transmission of polio?

<p>Fecal-oral route (B)</p> Signup and view all the answers

What is the main characteristic of the Human Metapneumovirus (hMPV)?

<p>It has a single-stranded RNA genome (D)</p> Signup and view all the answers

What is the diagnosis method for Coxsackie A virus?

<p>Cell culture (PMK and HDF), PCR, and serology (A)</p> Signup and view all the answers

Which of the following viruses is associated with acute hemorrhagic conjunctivitis?

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

What is the primary disease associated with the Human Metapneumovirus (hMPV)?

<p>Pneumonia and bronchiolitis (D)</p> Signup and view all the answers

What is the characteristic of the F protein of the Human Metapneumovirus (hMPV)?

<p>It causes the infected cells to fuse to form syncytia (A)</p> Signup and view all the answers

Flashcards

How does Hepatitis A spread?

Hepatitis A virus spreads primarily through contaminated food or water due to poor sanitation. It's like a tiny infectious package traveling through the mouth.

How many Rhinovirus Types?

There are a whopping 150 different types of Rhinovirus! Each one has a unique way of infecting the nose and throat.

Treatment for Hepatitis A

There's no specific medicine for Hepatitis A. Doctors focus on providing supportive care, such as fluids and rest, to help the body fight the virus.

Diagnosing Rhinovirus

To confirm a Rhinovirus infection, doctors can use two methods: checking for viral genetic material (RTPCR) or observing how the virus grows in a lab (cell culture).

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Hepatitis A Virus

Hepatitis A is caused by Enterovirus type 72, which is a specific type of virus that attacks the liver.

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How does Polio spread?

Polio is mainly spread through contaminated water or food containing feces. It's like a tiny virus hitchhiking inside.

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What's special about hMPV?

Human Metapneumovirus (hMPV) is a unique virus with a single-stranded RNA genome, which makes it behave differently from other viruses.

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Diagnosing Coxsackie A Virus

To diagnose a Coxsackie A virus infection, doctors use different tests to identify the virus: growing the virus in the lab (cell culture), looking for specific genetic material (PCR), or checking for antibodies in the blood (serology).

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What causes acute hemorrhagic conjunctivitis?

Enterovirus 70 is the culprit behind acute hemorrhagic conjunctivitis, a condition that involves blood vessels in the eye.

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What does hMPV cause?

The most common illness caused by Human Metapneumovirus (hMPV) is pneumonia and bronchiolitis, infections that affect the lungs.

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What does hMPV's F protein do?

The F protein of Human Metapneumovirus (hMPV) has a special ability to fuse infected cells together, creating syncytia.

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