Chapter 25

______________ rubella occurs when the rubella virus is passed from mother to fetus resulting in complications.

Congential

Malignant disease of the white blood cells are referred to as ________.

Leukemia

Swelling of the salivary glands as in the disease mumps is called epidemic ____________________.

Parotitis

_______________ is an acute enteroviral infection of the spinal cord that can cause neuromuscular paralysis, though a preventative vaccine is available.

Poliomyelitis

A(n) _____________________ is an infectious protein associated with spongiform encephalopathy.

Prion

Prions are made of _________________ but lack nucleic acid.

Protein

The ______________ virus is the only rhabdovirus that infects humans.

Rabies or lyssa

Detected in 2002, a disease called severe acute ______________ syndrome (SARS) was subsequently found to be caused by a coronavirus.

Respiratory

RSV gets it name from the fact that it infects ______________________ cells and forms of syncytia, or giant multinucleated cells.

Respiratory

The enzyme found in retroviruses which synthesize double stranded DNA from single stranded RNA ______________________ ___________________.

Reverse transcriptase

A(n) __________________________ a multinucleated mass formed by the consolidation of individual cells.

Syncytium

Which of the following are human diseases caused by RNA viruses? a) Polio b) Genital warts c) Chickenpox d) Hepatitis C e) Hepatitis B f) AIDS g) Influenza

a) Polio d) Hepatitis C f) AIDS g) Influenza

Which of the following are major risk factors of HAV infection? a) Poor personal hygiene b) Occupational hazards c) Contaminated food/water d) Maternal infection

a) Poor personal hygiene c) Contaminated food/water

Aids, influenza, and rabies are all caused by ______________ viruses. a) RNA b)DNA

a) RNA

The wide spread maculopapular rash seen in measles is called _________________. a) exanthem b) pustule c) macule d) papule

a) exanthem

Which is an example of a primary effect directly due to HIV infection? a) extreme leukopenia b) opportunistic infections c) opportunistic malignancies d) formation of giant syncytial B cells

a) extreme leukopenia

Viruses with a filamentous structures, such as the Ebola and Marburg viruses, are called ____________________________. a) filoviruses b) enteroviruses c) retroviruses d) pox viruses

a) filoviruses

Which are prime targets of HIV? a) Red blood cells b) CD4 memory clones and stem cells c) Skin cells and neurons d) B cells and plasma cells

b) CD4 memory clones and stem cells

The respiratory syncytia virus gets its name from its ability to a )Disrupt the coordination of the immune system b) Infect the respiratory tract c) Produce giant cells d) Be transmitted by respiratory droplets

b) Infect the respiratory tract c) Produce giant cells

What is the name of the family of viruses that are enveloped with spherical capsids and contain single stranded, segmented, RNA genomes? a) Paramyxoviruses b) Orthomyxoviruses c) Hantavirus d) Rhinoviruses e) Filoviruses

b) Orthomyxoviruses

Which nucleic acid makes up the genome of the Hepatitis C virus? a) DNA b) RNA

b) RNA

Diagnosis of paramyxoviruses is aided by viewing a ___________________, or a multinucleated giant cell with a cytoplasmic inclusion bodies. a) antibody response b) syncytium c) fusion

b) Syncytium

Rubella that is contracted during pregnancy, causing complications in the fetus is known as _____________________ rubella. a) postnatal b) congenital c) secondary

b) congenital

__________________ is a type of viral encephalitis spread by animals. a) Toxoplasmosis b) Rabies c) West Nile Virus d) Polio

b) rabies

Which of the following are characteristics of orthomyxoviruses? a) non-segmented genome b) spherical capsids c) single-stranded RNA d) segmented genome e) double-stranded DNA

b) spherical capsids c) single-stranded RNA d) segmented genome

The prognosis for CJD is ________________. a) slow but complete recovery b) difficult to predict c) invariably death d) dependent on intervention e) based on age

c) invariably death

To which group does the virus causing severe acute respiratory syndrome (SARS) belong? a) enterovirus b) retrovirus c) filovirus d) coronavirus

d) coronavirus

To which group of viruses does hepatitis C belong? a) hepadnavirus b) retrovirus c) enterovirus d) flavivirus e) picornavirus

d) flavivirus

Which is the typical way that the hepatitis A virus is spread? a) international travel b) droplets entering respiratory tract c) blood transfusions d) oral-fecal route e) intimate contact

d) oral-fecal route

Following an incubation period, mumps is often characterized by inflammation of the salivary glands called __________________. a) petechiae b) maculopapular rash c) purpura d) parotitis

d) parotitis

Which enzyme, found in retroviruses, synthesizes double stranded DNA from single stranded RNA? a) protease b) DNase c) RNA transcriptase d) reverse transcriptase e)polymerase

d) reverse transcriptase

The long term prognosis for CJD infection is always__________________.

death

Which type of viruses are the most common causative agent for the common cold? a) Coronaviruses b) Enteroviruses c) Adenoviruses d) Retroviruses e) Rhinoviruses f) Herpesviruses

e) Rhinoviruses

___________________ is an acute enteroviral infection of the spinal cord that can cause neuromuscular paralysis. a) Encephalitis b) Tetanus c) Meningoencephalitis d) Meningitis e) Poliomyelitis

e) poliomyelitis

The widespread red maculopapular rash that is seen in measles is called _______________________.

exanthem

Filoviruses, such as the Ebola and Marburg viruses, have a distinctive _______________ structure.

filamentous