Microbiology Test 3 Rna

Front 1

RNA viruses cause large number of ____infections. Classified as to ____ or single or double stranded RNA.

Back 1

Human. Envelope

Front 2

This is the influenza virus there are 3 types.. _, _ and _ Virus attaches to cells of respiratory tract and replication is in the nucleus of the cell viruses bud off with envvelope.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 2

A.

Front 3

Which Influenza virus causes most cases.

A. B. C

Back 3

A

Front 4

The orthomyxovirus has 2 types of glycoprotein spikes

This clumps red cell is virulence factor is needed to bind to the respiratory mucosal receptor.

A. H-Hemagylutinin
B. N

Back 4

H

Front 5

The orthomyxovirus has 2 types of glycoprotein spikes

Enzyme that brakes down respiratory mucous, keeps viruses from sticking together and fuses to host cell.

A. H (hemagltinin)
B. N (neuraminidase)

Back 5

B.

Front 6

This is a constant genetic change of the amino acid composition- so memory cells of immune system fail to recognize them.

A. antigenic drift B. Antigenetic shift

Back 6

A.

Front 7

A more major change where one of the RNA strands or gene is substituted witha strand or gene from a different animal host. Thus antibodies from any prior inflenze will not be protective.

A. antigenic drift B. Antigenetic shift

Back 7

B.

Front 8

Type B Inflenza has antigenic ___ not antigenetic _____

Back 8

drift. Shift

Front 9

Type __ cuases mild respiratory shift

Back 9

C

Front 10

Do not treat viral infections with ____. May cause Reye's syndrome ( attacks brain, liver and kidneys)

Back 10

Aspirin

Front 11

In these viruses normal hosts are arthropod or rodents-- Zoonotic

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 11

B.

Front 12

This virus caused korean hemorrhagic fever. Carried by deer and mice. High fever lung edema and pulmonary failure 33% mortality rate.

A. Hanta Virus B. Arenavirus

Back 12

A.

Front 13

This type of virus is transmitted by respiratory droplets.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 13

C

Front 14

This type of paramyxoivirus was widespread but more mild see as cold symptom, bronchitis, CROUP, seen in infants and young children.

A. para inflenza
B. Mumps

Back 14

A.

Front 15

This paramyxovfirus is when you have parotitis- Parotid salivary glands seen only in humans can invade other organs.

A. para influenza
B. Mumps

Back 15

B.

Front 16

This Virus is measles or red measles- Rubeloa. One of the most contagiuos infections diseases only affects humans.

A. Paramyxovirus B. Morbillivirus C. Respiratory Syncytial virus

Back 16

b.

Front 17

Koplik Sports are caused by measles they are _____ ____ lesions

Back 17

unusual oral

Front 18

This virus causes giant multinucleate cells affects children < 6 months affects 5 in 1,000 newborns

A. Paramyxovirus B. Morbillivirus C. Respiratory Syncytial virus

Back 18

C

Front 19

This virus represents the SARs virus.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 19

E.

Front 20

This virus is Rabies.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 20

D.

Front 21

This is the rubella or rubivirus. Geman measles has teratongenic effects on fetus

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 21

F

Front 22

Dx for togavirus is by Rubella titer ___ antibody

Back 22

IGm

Front 23

During pregnancy, MMR vaccine is not always lasting immunity needs to give vaccine to prego- antibody negative females 3 months befroe becoming pregnant.

Back 23

info

Front 24

This is virus is the hepatitis C virus.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 24

G.

Front 25

This is arthropod -borne viruses mostly spread by blood sucking arthropods.


A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 25

H.

Front 26

Two basic characteristics of infection for arboviruses.

Fever and rash also headaches, muslce aches joint stiffeness usually mild may develop maculopapular rash

A. Febrile B. Encephalitis

Back 26

a.

Front 27

When brain meninges and spinal cord are infected.

A. Febrile B. Encephalitis

Back 27

B.

Front 28

Two basic characteristics of infections of the arbo virus

This causes fragile capiliarries and defiency in blood clotting. See localized bleeding.

A. Febrile and encephalitis B. Hemorrhagic

Back 28

B.

Front 29

This is the m ost common tick bourne virus

Back 29

Colorado tick fever

Front 30

Aedes mosquito also break bone fever because severe pain in muslces and joints

Back 30

Dengue fever

Front 31

This is the smallest human virus

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 31

I

Front 32

This virus is of the picorna virus type.. Acute enteroviral infection of spinal cord that may cause neuromuscular paralysis. Prtal of exit id feces.

Back 32

Polio virus

Front 33

Two types of Polio vaccine
____ is the salk vaccine
____ is the sabin vaccine

Back 33

IPV
OPV

Front 34

This is the cosackie virus ( hand foot mouth disease)

Back 34

Non-polio enterovirus

Front 35

The non-polio enterovirus is called the ____ virus

Back 35

coxsackie

Front 36

Hepatits A is spread by ___-___ route

Back 36

Oral- fecal route

Front 37

The most common cause of the common cold is the ____ virus

Back 37

Rhino

Front 38

This is the enteric viruses. Norwalk agent or norovirus-causes gastritis or gastroenteritis

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 38

J

Front 39

Leading cause of severe infantile diarrhea

A. Rotavirus B. Reo virus

Back 39

A.

Front 40

This is respiratory enteric orphan virus

A. Rotavirus B. Reo virus

Back 40

B

Front 41

This virus encodes the enzyme reverse trascriptase this allws the virus to convert the singld strand RNA genome to a double stranded DNA genome.

A. orthomyxovirus B. Bunya virus/arenavirus C. Paramyxovirus D. Rhabdovirus E. Coronavirus F. Togavrius G. Flavivirus H. Arbovirus I. Picornavirus J. Culicivirus L. Retrovirus

Back 41

L.

Front 42

Treatment of REtroviruses is a cocktail of drugs.

Back 42

True