BIOLOGY OF INFECTIOUS DISEASE TEST EXAM QUESTIONS WITH CORRECT VERIFIED ANSWERS |100% PASS (A+ CERTIFIED)

What is hepatitis? Answer inflammation of the liver What is acute hepatitis? Answer rapid Answer flu-like symptoms followed by jaundice and enlarged liver What is chronic hepatitis? Answer Develops slowly, but lasts a long time Can be asymptomatic for years and cause extensive damage What is a spherical particle? Answer hepatitis B surface antigen (HBsAg). that stimulate immune system but don't cause infection What is a filamentous particle? Biology of Infectious Disease Test 5 Answer type of Hepatitis B virus (HBV) subviral particle, made of Hepatitis B surface protein. non-infectious and abundant in the blood of HBV-infected individuals. What is a dane particle? Answer the infectious virion that causes HBV (Hepatitis B virus) What is a satellite virus? Answer dependent on other viruses for replication What is a superinfection? Answer a new infection that develops during or after treatment for an existing infection How do HBV and HDV work together to create a superinfection? Answer HDV uses the empty spherical particles of HBV to become enveloped and infectious 10. What does Hepatitis A cause? Answer 1/2 subclinical, 1/2 develop acute hepatitis (fever, chills, headache, nausea, jaundice) Biology of Infectious Disease Test 5 Hepatitis A characteristics Answer infectious, naked +ssRNA, fecal/oral transmission survives on hard surfaces for days - not damaged by chlorine What does Hepatitis B cause? Answer Chronic hepatitis is most common but can cause acute or fulminant also called serum hepatitis Characteristics of Hepatitis B Answer enveloped dsDNA, transmitted by blood (parenteral route) and STD mature particle = dane particle has spherical particles - HBeAg antigens What does Hepatitis D cause? Answer Delta hepatitis