MMSC 360 Exam 3 Clicker Questions & Answers (100% Correct)

MMSC 360 Exam 3 Clicker Questions & Answers (100% Correct) MMSC 360 Exam 3 Clicker Questions & Answers (100% Correct) A viral envelope: a) contains a capsid b) contains adhesion molecules c) is primarily proteins and glycoproteins d) all of the above - ANSWER - d) all of the above Arboviruses: a) infect bacteria b) contain DNA and RNA c) are transmitted by arthropods d) can replicate outside of host cell - ANSWER - c) are transmitted by arthropods DNA viruses typically: a) replicate with an RNA intermediate b) replicate in the nucleus c) infect cells without a nucleus d) require 2 viruses to infect 1 cell - ANSWER - b) replicate in the nucleus Some viruses have a phospholipid, labile ____ immediately surrounding the virion. a) capsid b) fiber c) envelope d) membrane - ANSWER - c) envelope syncytia: a) results from cell fusion b) are remnants of lysed cells c) are cells containing dormant viruses d) are viral inclusions found in infected cells - ANSWER - a) results from cell fusion Viral genome located within animal cell chromosome: a) is a provirus b) produce lysogenic infections c) has been associated with transformation d) all of the above - ANSWER - d) all of the above A nasopharyngeal swab for viral isolation is received in viral transport medium on Friday afternoon. The clinical virology staff will not be in until Monday morning. How should the specimen be treated? a) keep at room temp b) store at 5C c) store at -70C d) contact healthcare provider and ask for new sample to be submitted Monday - ANSWER - b) store at 5C