Chapter 6

Question 1

Mumps

Answer 1

• Aka: Epidimic Parotitis
• Family: Paramyxovirus
• Linear, single stranded enveloped RNA - 15,000 nucleotides
• Transmission: Airborne/contact (very contagious in confined spaces)
• Initial symptoms: Resembles a cold, fever, headache, muscle ache
• Main Characteristic: Swollen salivary gland (ovaries/testes/pancreas)

Question 2

Rubella (measles)

Answer 2

• Aka: Varicell Zoster Virus
• Family: Togaviridae
• Linear, single stranded enveloped RNA - 10,000-12,000 nucleotides
• Transmission: Airborne
• Multiplies in the URT and conjunctiva. From the eye, it travels to the intestinal tract, urinary tract, skin and CNS>
• For pregnant women, it can travel accross the placenta

Question 3

Chickenpox

Answer 3

• Varicella Virus or Zoster Virus
• Family: Herpesvirus (aka varicella zoster virus)
• Linear, double stranded enveloped DNA - 125,000
• Transmission: Airborne and Contact (highly contagious)
• Main Characteristics: Small, itchy, fluid-filled blisters that can form anywhere on the body.
• No longer contagious when scabs form over blisters
• The zoster virus will remain dormant in the body for the rest of the life.