18 Questions
What is the mode of transmission for Human Simplex viruses, Varicella-Zoster virus, and Epstein-Barr virus?
Respiratory droplets
What is the genetic material of Herpes Simplex Virus 1 (HSV-1)?
dsDNA linear
Which DNA virus is associated with the development of cervical cancer?
Human Papillomavirus
What is a common characteristic of DNA viruses in terms of their replication strategies?
Incorporation of viral DNA into host genome
Which of the following is a preventative measure for DNA virus infections?
Prophylactic vaccines
What is the shape of the capsid of Herpesviridae viruses like HSV?
Icosahedral
Which DNA virus is responsible for causing chickenpox and shingles in humans?
Varicella-Zoster virus
Which DNA virus causes the clinical disease known as 'Chickenpox'?
Varicella Zoster Virus
What is a primary preventative measure against DNA virus infections?
Avoiding close contact with infected individuals
In DNA viruses, which genetic material orientation best describes Parvovirus B19?
ssDNA
What is the primary mechanism of action of pegylated interferon used for chronic hepatitis B?
Enhancing macrophage and cytotoxic T cell activity
How are the current Hepatitis B vaccines genetically engineered?
By inserting the S gene (for HBsAg)
Which type of vaccine for Hepatitis B is available for adults only and requires two doses given one month apart?
A subunit vaccine
What is a key method for preventing Hepatitis B infections among healthcare workers?
Using personal protective equipment (PPE) when handling blood
Which of the following is a recommended method for reducing the risk of Hepatitis B transmission?
Screening blood and pregnant women for viral antigens
Which of the following serological profiles is expected in a 30-year-old female who was never infected with hepatitis B virus after being vaccinated?
HBcAg +, Anti-HBcAg -, HBsAg -, Anti-HBsAg +
Which DNA virus likely caused the presentation in the 30-year-old female with sore throat, mouth blisters, and a headache?
Herpes simplex virus (HSV)
Which virus likely caused the presentation in the 25-year-old female with fever, cervical lymphadenopathy, and sore throat with heterophile antibody production?
Epstein-Barr virus (EBV)
This quiz covers the properties, replication strategies, and diseases associated with Human Simplex viruses, Varicella-Zoster virus, Epstein-Barr virus, Hepatitis B virus, Human Papillomavirus, and Parvovirus B19. Test your knowledge on these DNA viruses.
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