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Viruses Chapter 24 25
Viruses Exam 4
52
Microbiology
Undergraduate 2
12/12/2012

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Term
protein coat surrounding viral nucleic acid
Definition
capsid
Term
which virus cannot be grown on any other animal than humans?
Definition
HIV
Term
Most common technique for growing viruses
Definition
cell cultures
Term
what specimen are primary cell lines collected from?
Definition
adult tissue
Term
what type of tissue are diploid cell lines prepared from?
Definition
embryonic tissue
Term
what type of tissue are continuous cell lines prepared from
Definition
cancers cells
Term
When is Cytopathic Effect seen on a cell?
Definition
when a virus infected it
Term
What is the most difficult part of cell cultures?
Definition
keeping bacteria out
Term
4 viruses that cause cancers
Definition
1. papillomavirus - cervical
2. Epstein-Barr - Burkitt's Lymphoma
Nasopharyngeal carcinoma
3. Hep B- liver cancer
4. Human T-cell leukemia virus 1 and 2 - leukemia
lymphoma
Term
Cause of spongiform encephalitis in animals
Definition
prions
Term
cause Kuru
Creutzfeldt-Jakob
CJD
familial insomnia
Definition
prions
Term
what are arboviral diseases?
Definition
transmitted to humans by insect bite
Term
How are the following viruses transmitted to humans? EEE, SLE, West Nile, Yellow Fever, Dengue Fever
Definition
by insect bite
Term
Causes severe joint pain; caused by insect
Definition
Dengue Fever/Breakbone fever
Term
Causes almost invariable fatal encephalitis
Definition
rabies
Term
Bite of skunk, bat, racoon
Definition
rabies
Term
Inability to swallow, fear of water, delirium and convulsions describe...
Definition
rabies
Term
Protocol for rabies:
Definition
Human Rabies Immunoglobulin (5 vaccines)
Term
Febrile, characterized by rash
Definition
measles, rubella
Term
Swelling of salivary glands, testicles; may cause sterility
Definition
mumps
Term
can cause deafness, ret, heart defects to newborn
Definition
rubella
Term
how is MMR grown?
Definition
chick embryos
Term
who should not be vaccinated against MMR
Definition
1. Aids
2. people on cortisol
3. pregnant women
4. Infants under 1 year old
Term
virus that causes Chicken Pox
Definition
Varicella Zoster
Term
If chickenpox reemerges later in life, is manifests as..
Definition
shingles
Term
If aspirin is given to relieve chickenpox symptoms, Varicella-Zoster is associated with...
Definition
Reye's Syndrome
Term
Almost eradicated. Main reservoirs- India, Pakistan
Definition
Polio
Term
Virus contracted by swallowing fecally-contaminated water
Definition
polio
Term
most cases are subclinical; less than 2 % manifest flaccid paralysis
Definition
polio
Term
Inactivated vaccine for polio
Definition
salk vaccine
Term
live vaccine for polio, given orally
Definition
Sabin vaccine
Term
virus that causes smallpox
Definition
variola
Term
first viral disease eradicated worldwide
Definition
smallpox
Term
transmitted by respiratory route, lesions, CV collapse, blood loss
Definition
smallpox
Term
virus that is uniquely human; always symptomatic
Definition
smallpox
Term
H spikes and N spikes
Definition
influenza
Term
How do relenza & tamiflu work against Influenza?
Definition
block N spikes: new virus cannot emerge
Term
Hepatitis contacted by fecal-oral route:
Definition
Hep A
Hep E
Term
Types of Hepatitis that have vaccines
Definition
Hep. A
Hep B
Term
Hepatitis that are bloodborne
Definition
Hep B
Hep C
Term
Most common way of contracting Hep C:
Definition
IV drug use
Term
Interferon, ribavarin are costly but can help with...
Definition
Hep b, c
Term
Which virus causes Emerging Hemorrhagic Fevers?
Definition
filovirus
Term
4 Emerging Hemorrhagic Fevers
Definition
1. Marburg
2. Ebola
3. Lassa
4. hanta
Term
hemorrhagic fever with mortality of 90%
Definition
ebola
Term
emerging hemorrhagic virus in the US; fatal pulmonary infection
Definition
hanta
Term
How is Hanta Virus contracted
Definition
inhaling dry urine of rodents
Term
enveloped retrovirus with sppikes and RNA
Definition
HIV
Term
how does HIV trasnscribe RNA into host's DNA
Definition
through Reverse Transcriptase
Term
first HIV drug
Definition
AZT
Term
how does zidovutine work
Definition
reverse transcriptase inhibitor
Term
Why is HAART given to HIV people
Definition
cocktail of drugs
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