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43 Cards in this Set
- Front
- Back
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the first person to recognize the existence of non-cellular infectious agents, and named them "virus" was
A, P froshc B. D. Ivanovski C. F. Loeffer D. L Pasteur E. S Prusiner |
L pasteur
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Why do viruses have to infect host cells?
A. they infect host cells in order to steal the cel genome B. The are dependent of host cell metabolsim for their replication C. They infect host cells in order to cause tumors D. they cannot survive outside a host cell E. None of the above, viruses do not depend on host cells |
they are depenedent of the host cell metabolism for their replication
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viral infections which results in the host cell being destroyted upon release of a new virions is a ______ infection.
A. Latent B. Lytic C. oncogenci d. Teratogenic E. Virulent |
lytic
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A segmented genome is on that:
a. Has both a RNA and DNA B. Has both dsDNA and ssDNA C. Has doulbe-stranded RNA D. Has more than one piece of nucleic acid E. None of the above |
has more than one piece of nucleic acid
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Thye lipid component that is the outer layer of some viruses is called the
A. Capsid B. Capsule C. Envelope D. Prion E. Receptor |
envelope
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Which of the following RNA Virus Fmails has single-strand(SS)RNA genome comopsed of eight priece of helical capsids?
A. bunyaviruses B. Coronaviruses C. Reoviruses D. Papillomaviruses E. Orthomyxoviruses |
Orthomyxoviruses
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A potentially fatal complication know as ______ may result when children suffering from chickenpox are given asprin.
A. Aids B. Creutzfed-Jackob Disesae c. Shingles d. Reyes Syndrome E. Wasting disease |
Reyes syndrome
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The large enveloped DNA Viruses that commonly establish latent infections are the __________ family
A. Herpesiviridae B. Coronaviridae C. Parvoviridae d. Hepadnaviridae E. Provieidae |
Herpesviridae
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Strain #16 of the ________is an std causing genital wars and is the leading cause of cervical cancer
A. Herpesviruses B. Cononaviruses C. Papillomarviruses D. Rhinoviruses E. Variola Viruses |
papillomarviruses
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the DNA virus _______ is primarily spread by contact with blood and can establish asymptomatic or mild infections, but about 10% of infections can lead to chronic infections resulting in severe liver damdage
A, Hepatitis B. Virus B. Mumps Virus C. Human immunodeficiency Virus (HIV) D Hepatitis C. Virus E. Epstein-Barr virus (EBV) |
Hepatitis B. Virus
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The DNA Virus that is transmitted by salvia, causes infectious mononucleosis, and can reactive to care hairy leukplakia is
A. Coronavirus B. Epstein-Barr Virus (EBV) C. Hepatitis A Virus D. Hepatitis B virus E. Herpers Simplex virus(HSV) |
epstein-barr viruse (EBV)
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The double-strand RNA virus that causes gastrointestianal disease which can be dangerould debilitating in infants is
A. Dengue virus B. Parvovirus B-19 C. Rhinovirus D. Rotavirus E. Varicella-zoster virus (VZV) |
Rotavirus
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The RNA virus is a zoonisis from deer mice that causes an often fatal severe repsiratiory infection. It is contracted by inhaling dust containing roden excretions.
A. Hanatvirus B. West Nile Virus C. Ebola Virus d. Dengue Virus E. Rabies Virus |
Hantavirus
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Infections of neomates exposes to _____ at birth may resuls in "Cigarette burn" skin lesions and damage to the central nervous system
A. Hantavirus B. Herpatitis C virus C. Herpes Simplex Virus (HSV) D. Human Papillom virus (HPV) E. Humanmisery virus |
Herpes
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A Recent iytbreak in the Midwestern us of the enveloped_________, which usually infects the salivary glands, involved primarily college age adults
A. Herpes simplex virus b. mumps virus C. Variola Virus d. Hepatitis C Virus E. Respiratory syncytial virus (RSV) |
Mumps virus
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_________ is a sexually transmitted RNA virus that infects lymphocytes with CD4 molecules and estalishes a persistent productive infection ofthe cells, eventually causing severe damage to the immune system
a. B-19 B. EBV c. HIV D. HSV E. VZV |
Hiv
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Life-threatening respiratory diesase in infants may result from infection with the RNA virus
A. Respiratory Syncytial virus (RSV) B. Coronavirus C. Hantavirus D. Rhinovirus E. Rotavirus |
RSV
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The large DNA virus with an envelope which causes chickenpox is
A. B-19 B. EBV C. HSV D. HPV E. VZV |
VZV
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A member of the Flaciciridae,______virus is spread by blood products and sexual contact, causes chronic liver infections in 85% of the time and may lead to cancer
A. Hepatitis A B. Hepatitis B C. Hepatitis C D. Varicella-Zoster E. West Nile |
Hep C
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The DNA virus which is sexually transmitted, causes ulcer-like lesions, and establishes a latent infections is the
A. Hantavirus B. Herpes Simplex Virus C. Hepatitis C virus d. HIV E. Heckifiknow virus |
Herpes Simplex virus
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The large, segmented RNA ______ infect humans, pigs, and birds, and cause pandemics of acute repiratory disease, sometimes with high fatality rates
A. Coronaviruses B. Rhinoviruses C. Parvoviruses D. Influenza viruses |
Influenza viruses
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The disorder_______ is caused by zoonotic RNA virus transmitted in saliva and is almost always fatal if not trated before the onset of neurologic damage
A. Ebola B. Chickenpox c. Rabies D. Shingles E. West nile fever |
Rabies
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Infectoius hepatitis, charcterized by fever, abdomminal pain, nausea and dark urine, is caused by
A. Hepatitis A B. Hepatitis B C. Hepatitis C D Human herpes virs (HHV-6) e. Hantavirus |
Hep A
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The_______ causes a zoonoisis in humands that starts with severe headache and high fever, nausea and diarrhea , and often progresses to severe bleeding from the eyes, moth, nose, ears and anus
A, B-19 Virus B. Ebola Virus C. EBV d. Hanatavirus e Vaccinia virus |
Ebola virus
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The enveloped, non-segmented RNA _______ are trasmitted as aerosols and on fomites, can cause mild upper respiratory infections and have implicted in causes low level inflammation which my lead to heart disease
A. RSV B. Rhinoviruses C. Parvoviruses D. Flaviviruses E. coronaviruses |
coronaviruses
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The childhood illness known as Roseola is the result of infections with the DNA Virus known as
A. Adenovirus B. Coronavirus C. Human Herpes Virus 6 (HHV-6) d. Human Parvovirus B-19 e. Respiratory Syncyctial virus (RSV_ |
Human Herpes virus 6 (HHV-6)
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In a horror movie victims of biogical warfare are portrayed as having high fever, headache, and backache, then breaking out in a painful rash that spreads across the face and body and becomes fliud and pus fill lesions these symptoms are caused by what virus?
A. Adenoivirus B. Ebola virus C. Hantavirus D. Varicella Zoster Virus E. Variloa Virus |
variloa virus
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The B-cell cancer known as Burkitts lymphoma is the result of reactivation of the DNA Virus:
A. Human Papilloma Virus (HPV) B. Epstein-Barr Virus (EBV) c.Herpes simplex Virus (HSV) D.Rhinovirus e. Vaccinia virus |
EBV
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The smallest naked capsid DNA virus B-19 causes the common childhood illness ______, but may cause dangerous anemia in Sickle cell sufferers
A. chickenpox B. Fifth Dieseas C. Mumps D. Roseola E. Warts |
fifth diease
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Which of the following is a prion disease of humans?
A. ARDS B. BSE C. B-19 D. Creutzfeld-jacob disease E. Reyes Syndrome |
Creutzfeld-Jacob disease
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Shingles is the result of reactiviation of the virus responsible for the primary infection called:
A. chickenpox b. mumps C. erythema infectiosum D. Herpes labialis E. smallpox |
chickenpox
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The term used to descibe a virus infection which can result in congential damage to a fetus is
A. Cytopathic effect B. lytic C. oncogenic d. persistent E. Teratogenic |
teratogentic
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Which of the following can be transmitteed from an infected mother to her unborn child?
a. B-19 virus B. Rotavirus C. HIV D. HEPatitic C E. Both A and C |
B-19 and HIV
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Infection with Adenoviruses may result in
A. cystitis B. Mild Upper respiratory disease C. Pinkeye d. gastreoenteritis E.all of these F non of these |
all of these
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Prion disease cause damage to the
A. Brain b. liver C. Lungs D. kidneys E gastrointestial tract |
brian
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All of the following are reasons that smallpox was eventually eradicated except;
A. smallpox is non-latent B. smallpox is easily diagnosed C. smallpox is easily treated D. there is no animal reservoir of smallpox E. all of the above are true |
smallpox is easily treated
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Which of the following enzymes copies single-strand RNA into double-strand DNA?
A. integrase B. protesase C. reverse transcriptase D. DNA polumerase E. Neurominidase (NA) f. None of the above |
reverse transcriptase
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Targets for antiviral drug activity include all of the following except:
A. Virus entry into cells B. uncoating of virus nucleic acid C. virus replication D. synthesis of viral proteins E. Assembly of new virions |
syntheses of viral proteins
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The non-cellular infections particles called prinoions were discovered by
A. P Frosch B. D Ivanovski C. F. Loeffer D. L. Pasteur E. S. Prusiner |
S Prusiner
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The large enveloped DNA viruses that commonly estabish latent infections are in the _________ family
A.Herpesviridae B. Coronaviridae C. Parvoviridae D. Hepadnaviridae E. Poxviridae |
Herpesviridae
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The small naked capsid DNA virus B-19 causes the common childhood illness________, but may cause dangerous anemia in sickle cell sufferers
A. Chickenpox B. Fifth disease C. mumps D. hairy leukoplakia E wart |
fifth disease
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Infection with the RNA virus __________ produces runny nose, fever, and inflammed salivary glands. Some infections progress to other glandular tissue
A. Human Herpes virus 6 (HHV-6) B. RSV C. vaccinia virus D. Mumps virus E. Coronavirus |
mumps
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The term used to describe a viral infection which can result in cancer is
A. cytopathic effect b. lytic C. Oncogenic D. persistent E. Teratogenic |
oncogenic
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