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87 Cards in this Set

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ALL VIRUSES ARE COMPOSED OF?

HINT TWO
NUCLEIC ACID

PROTEIN COVERING
SUM OF ALL GENETIC MATERIAL IN A CELL OR VIRUS?
GENOME
REPEATING PROTEIN SUBUNITS ARE?
CAPSOMERES
TWO KINDS OF VIRAL STATES?
EXTRACELLULAR

INTRACELLULAR
LARGEST VIRUS IS?
SMALL POX VIRUS
SMALLEST VIRUS IS?
PARVOVIRUS
AVERAGE DIAMETER OF VIRUSES
10-450 NM
LATENT POISON A-CELLULAR INFECTIONS
VIRUSES
WHY ARE VIRUSES OBLIGATE INTRACELLULAR PARASITES?

HINT lACK
LACK PROTEIN LACK ATP LACK ENZYMES
ARE VIRUSES DEAD OR ALIVE?
STRETCH TO SAY THERE LIVING
LACK MOST OF CHARACTERISTICS OF LIFE BEST THOUGHT OF AS INACTIVE OR ACTIVE
HIGHEST TAXON ESTABLISHED BY THE ICTV FOR MOST VIRUSES?
FAMILY
ICTV STANDS FOR?
INTERNAL COMMITTEE ON TAXONOMY OF VIRUSES
FIRST STEP TO CLASSIFICATION OF VIRUSES?
r(RNA) OR DNA SEQUENCES
ALSO LOOK FOR 16s r(RNA)
order ends in?
virales
family ends in?
viridae
GENUS ENDS IN?
VIRUS
SPECIES ENDS IN?
COMMON NAME ENGLISH
SMALL POX VIURS = EXAMPLE
NAKED VIRUSES HAVE 4 CHARACTERISTICS?
SPREAD EASILY
CAN DRY OUT & RETAIN INFECTIVITY
CAN SURVIVE ADVERSE CONDITIONS IN THE GUT
CAN BE RESISTENT TO DETERGENT AND SEWAGE TX PLANTS
VIRAL SHAPES: WHAT ARE THE 3 BASIC SHAPES?
HELICAL
POLYHEDRAL OR COSAHEDRAL
A-TYPICAL PROTEIN COVERING(POX-VIRUS)
COMBINATION:POLYHEDRAL HEAD &HELICAL TAIL
TUBED SHAPE CAPSOMERES?
HELICALS
ROUGHLY SPHERICAL MANY SIDES
POLYHEDRAL
ICOSAHEDRAL (>20 SIDES)
COMPLEXED OR?
COMBINATION A-TYPICAL PROTEIN COVERING
BACTERIOPHAGE
ADDITIONAL COVERING EXTERNAL TO THE CAPSID?
ENVELOPE
CELL MEMBRANE HAS?
HINT HOST CELLS
PHOSPHOLIPID PROTEIN
HOST CELL MEMBRANE PROTEINS ARE REPLACED WITH?
VIRAL PROTEINS
VIRUSES CAN INFECT A WIDE?
SPECTRUM
RESTRICTED HOST RANGE
HEP B HUMANS
INTERMEDIATE HOST RANGE
POLIO VIRUS PRIMATES
BROAD HOST RANGE
RABIES MAMMALS
VIRUSES WHO ENTER WITH CAPSID MUST BE REMOVED IS CALLED?
UNCOATING
UNCOATING DONE BY?
ENZYMES
SURFACE PROJECTIONS AKA?
SPIKES
FUNCTIONS OF SPIKES?
ATTACH TO HOST CELL
FUSION OF VIRUS AND CELLULAR MEMBRANE DURING PENETRATION
HIV IS SPECIFIC AND NEEDS ? TO ATTACH
CD4
ADVANTAGES OF ENVELOPE VIRUSES?
SIMILAR TO HOST CELL
HELPF EVADE THE IMMUNE SYSTEM

CLOAKING
DISADVANTAGES OF ENVELOPE VIRUSES?
EASILY DAMAGED BY HIGH HEAT, PH EXTREMES, DISINFECTANTS
WHY ARE THEY EASILY DAMAGED?
PHOSOPHOLIPIDS ARE EASY TO DAMAGE (WALLS)
VIRAL ENVELOPES ARE ACQUIRED HOW?
FROM HOST CELL DURING VIRAL REPLICATION OR RELEASE
SOURCES OF MEMBRANE FOR THE ENVELOPE?
HOST HAS CELLLAR MEMBRANE
NUCLEAR ENVELOPE
ENDOPLASMIC RETICULUM,
TWO FUNCTIONS OF VIRAL ENVELOPE PROTEINS?
BIND ENVELOPE TO CAPSID
ATTACH VIRUS TO HOST CELL
VIRUSES SPECIFIC TO CELLSOR TISSUES IS CALLED?
SPECIFICITY
SPECIFICITY IS DETERMINED HOW?
IF A VIRUS CAN ATTACH TO CELL
THE CELL HAS ENZYMES ETC THE VIRUS NEEDS!
VIRAL EFFECTS ARE CALLED WHEN SWELLING INCLUSION BODIES?
CYTOPATHIC EFFECTS
DNA VIRUS FAMILY-DISEASE

POXVIRIDAE
SMALL POX, MONKEY POX
INDUCED BIRTH DEFECTS
EFFECTS CALLED?
TERATOGENIC EFFECTS
HOST CELL---->CANCER CELLS
EFFECTS CALLED?
ONCOGENIC EFFECTS
DNA VIRUS FAMILY-DISEASE

HEPADNAVIRIDAE
HEPATITIS B
VIRAL CULTIVATIONS ARE DONE IN TWO WAYS CALLED?
IN VIVO OR VITRO
IF USING A WHOLE ORGANISMS OR EMBRYONIC EGG IS?
IN VIVO
DNA VIRUS FAMILY-DISEASE

PAPILLOMAVIRIDAE
WARTS,CERVICAL/PENILE CANCER
VIRAL CULTIVATIONS THAT ARE DONE BY CELL CULTURE OR DIPPLOID / CONTINUOUS?
IN VITRO
EXTREMELY SMALL WITH NO PROTEIN AROUND IT?
VIROIDS
DNA VIRUS FAMILY-DISEASE

POLYOMAVIRIDAE
LEUKOENCEPHALOPATHY
PROTEIN ACQUEOUS INFECTION AGENT?
PRIONS
PLANT PATHOGENE?
VIROIDS
ONCE THOUGHT TO BE SLOW?
PRIONS
DNA VIRUS FAMILY-DISEASE

ADENOVIRIDAE
RESPIRATORY, INFECTIONS SEVERE COLDS
CAUSES FATAL DEGENERATIVE DISEASES?
PRIONS via CNS, BSE COWS CJD- humans-kuru, BSE SCRAPIE SHEEP
DO PRIONS HAVE A NUCLEIC ACID?
NO PROTEIN ONLY
DNA VIRUS FAMILY-DISEASE

PARVOVIRIDAE
FIFTH DISEASE;ERYTHMIA INFECTIONISM (B19)
CJD INCUBATION UP TO
30 YEARS
HOW ARE PRIONS DESTROYED?
INCINERATION
DNA VIRUS FAMILY-DISEASE

HERPESVIRIDAE
HSV-1 HSV-2 VZV EBV CMV
HOW IS CJD ACQUIRED?
TRANSPLANTS INFECTED TISSUE
BRAIN ELECTRODES
SURGIONS
5 STEPS IN REPLICATION
WHAT ARE THEY?
ATTACHMENT
ENTRY/PENETRATION
SYNTHESIS
ASSEMBLY
RELEASE
DISEASES CAUSED BY HERPES VIRUSES
HSV HERPES SIMPLEX VIRUS
HSV-1 FEVERBLISTERS/ABOVE WAISTE
HSV-2 BELOW WAISTE GENITAL
VZV VERICELLA ZOSTER VIRUS CHICKEN POX/SHINGLES
EBV EPSTEIN BAR VIRUS MONO
CMV CYTOMEGALO VIRUS-BIRTH DEFECTS OWLS EYE
#1 ATTACHMENT AKA
WHAT OCCURES?
ABSORPTION
VIRION ATTACHES TO HOST CELL
TYPICALLY WITH GLYCOPROTEINS
SPIKES AND ATTACHMENT MOLECULES ON SURFACE
RNA VIRUSES TO DISEASE

ORTHOMYXOVIRIDAE
INFLUENZA A
#2 ENTRY/PENETRATION
MECHANISM/DIRECT PENETRATION
MECHANISM FOR?
WHAT OCCURS?
EXAMPLE OF?
ENTRY OF VIRION OR GENOME
NAKED VIRUS
GENOME ENTERS THE HOST CELL
CAPSID STAYS ON SURFACE
POLIO VIRUS
#2 ENTRY/PENETRATION / MEMBRANE FUSSION
MECHANISM FOR?
WHAT OCCURS?
EXAMPLE
ENVELOPE VIRUS
CAPSID ENTER HOST CELL AND ENVELOPE FUSES WITH MEMBRANE SO CONTENTS SPILL
MEASLES AND MUMPS VIRUS
RNA VIRUSES TO DISEASE

PICORNAVIRIDAE
HEPATITIS A,POLIO, COMMON COLD
2# ENTRY/PENETRATION/PHAGOCYTOSIS
MECHANISM
MECHANISM FOR?
WHAT OCCURS?
EXAMPLE
PHAGOCYTOSIS
ENVELOPE
ATTACHMENT OF VIRUS TO HOST CELL SURFACE STIMULATES THE CELL TO PHAGOCYTE THE VIRUS
HERPES VIRUS
#3 SYNTHESIS
AKA?
WHAT OCCURS?
RNA VIRUSES OCCURS?
DAN VIRUSES OCCURS?
DUPLICATION
NEW NUCLEIC ACID AND VIRAL PROTEINS ARE SYNTHESIZED BY THE HOSTS ENZYMES AND RIBOSOMES
RNA=CYTOPLASM
DNA= NUCLEUS
#4 ASSEMBLLY
WHAT OCCURS?
RNA VIRUSES OCCURS
DNA VIRUSES OCCURS
ONCE VIRAL COMPONENTS ARE SYNTHESIZED, ASSEMBLED INTO VIRIONS.
RNA=CYTOPLASM
DAN=NUCLEUS
RNA VIRUSES TO DISEASE

FILOVIRIDAE
EBOLA, MARBURG
#5 RELEASE
NAKED ARE RELEASED BY?

ENVELOPE VIRUSES ARE OFTEN RELEASED BY?
EXOCYTOSIS
CELL LYSIS NO ENVELOPE REQUIRED FOR NAKED


BUDDING
RNA VIRUSES TO DISEASE

CORONAVIRIDAE
SARS, COMMON COLD
RNA VIRUSES TO DISEASE

ASTROVIRIDAE
GASTRO ENTERITIS
RNA VIRUSES TO DISEASE

BUNYAVIRIDAE
HANTAVIRUS
RNA VIRUSES TO DISEASE

ARENAVIRIDAE
LASSAVIRUS HEMORRHAGIC FEVER
RNA VIRUSES TO DISEASE

TOGAVIRIDAE
RUBELLA GERMAN MEASLES
RNA VIRUSES TO DISEASE

HEPEVIRIDAE
HEPATITIS E
DNA VIRUSES TO DISEASE

CALCIVIRIDAE
GASTRO ENTERITIS
RNA VIRUSES TO DISEASE

FLAVIVIRIDAE
HEPATITIS C
RNA VIRUSES TO DISEASE

RETROVIRIDAE
AIDS, ADULT LEUKEMIA
RNA VIRUSES TO DISEASE

PARAMYXOVIRIDAE
MEASLES MUMPS RSV
RNA VIRUSES TO DISEASE

REOVIRIDAE
SEVERE DIARRHEA IN INFANTS