Question 1

Which of the following uses host intestinal proteases to be converted into infectious viral particles?

Accepted Answer

A) Rhinovirus 
B) Norwalk virus 
C) Poliovirus 
D) Reovirus 
E) Adenovirus 
A) Rhinovirus 
B) Norwalk virus 
C) Poliovirus 
D) Reovirus 
E) Adenovirus

Question 2

Viral infections that last the lifetime of the host are referred to as _____ infections.

Accepted Answer

A) Acute 
B) Latent 
C) Persistent 
D) Immunosuppressive 
E) Chronic 
A) Acute 
B) Latent 
C) Persistent 
D) Immunosuppressive 
E) Chronic

Question 3

Indicate which of the following statements is false.

Accepted Answer

A) Human immunodeficiency virus (HIV) can be transferred in utero 
B) Herpes viruses sometimes cause Koplik's spots on mucosal epithelium 
C) The transmission rate of rubella from pregnant women to the fetus is more than 80% during the first trimester 
D) Viruses disseminating from the blood to other replication sites are using the hematogenous route of transmission 
A) Human immunodeficiency virus (HIV) can be transferred in utero 
B) Herpes viruses sometimes cause Koplik's spots on mucosal epithelium 
C) The transmission rate of rubella from pregnant women to the fetus is more than 80% during the first trimester 
D) Viruses disseminating from the blood to other replication sites are using the hematogenous route of transmission

Question 4

The varicella-zoster virus establishes latency in the _____,and if reactivated causes the development of _____.

Accepted Answer

A) Conjunctiva; seed warts 
B) Respiratory tract; pneumonia 
C) Central nervous system; Negri bodies 
D) Sensory ganglia; shingles 
A) Conjunctiva; seed warts 
B) Respiratory tract; pneumonia 
C) Central nervous system; Negri bodies 
D) Sensory ganglia; shingles

Question 5

What is virulence and what factors have an effect on the virulence of viral infections? Explain why host susceptibility is such an important consideration in viral virulence.

Accepted Answer

Virulence is the ability of an infectiou

Question 6

Which of the following is not an example of a virus associated with persistent infections of humans?

Accepted Answer

A) Epstein-Barr virus 
B) Human immunodeficiency virus 
C) Influenza virus 
D) Hepatitis C virus 
E) Herpes simplex virus type 1 
A) Epstein-Barr virus 
B) Human immunodeficiency virus 
C) Influenza virus 
D) Hepatitis C virus 
E) Herpes simplex virus type 1

Question 7

When changes in virion structure occur as a result of major genetic changes,this is called

Accepted Answer

A) Antigenic drift 
B) Mutational shift 
C) Conformational mutagenesis 
D) Antigenic shift 
A) Antigenic drift 
B) Mutational shift 
C) Conformational mutagenesis 
D) Antigenic shift

Question 8

The duration of a rhinovirus infection and an influenza infection is usually only limited to 4-5 days.What type of viral infection does this represent?

Accepted Answer

A) Acute infection 
B) Persistent infection 
C) Latent infection 
D) Slow infection 
A) Acute infection 
B) Persistent infection 
C) Latent infection 
D) Slow infection

Which of the following uses host intestinal proteases to be converted into infectious viral particles?

Viral infections that last the lifetime of the host are referred to as _____ infections.

Indicate which of the following statements is false.

The varicella-zoster virus establishes latency in the _,and if reactivated causes the development of _.

What is virulence and what factors have an effect on the virulence of viral infections? Explain why host susceptibility is such an important consideration in viral virulence.

Which of the following is not an example of a virus associated with persistent infections of humans?

When changes in virion structure occur as a result of major genetic changes,this is called

The duration of a rhinovirus infection and an influenza infection is usually only limited to 4-5 days.What type of viral infection does this represent?

What is Microbiology and Why Does it Matter?

Fundamental Chemistry for Microbiology

Essentials of Metabolism

An Introduction to Cell Structure and Host-Pathogen Relationships

Requirements for Infection

Transmission of Infection, the Compromised Host, Epidemiology, and Diagnosing Infections

Principles of Disease

Emerging and Re-Emerging Infectious Disease

The Clinical Significance of Bacterial Anatomy

Bacterial Growth

Microbial Genetics and Infectious Disease

The Structure and Infection Cycle of Viruses

Parasitic and Fungal Infections

The Innate Immune Response

The Adaptive Immune Response

Failures of the Immune Response

Control of Microbial Growth with Disinfectants and Antiseptics

Antibiotics and Antimicrobial Drugs

Antibiotic Resistance

Infections of the Respiratory System

Infections of the Digestive System

Infections of the Genitourinary System

Infections of the Central Nervous System

Infections of the Blood and Lymph

Infections of the Skin and Eyes

Filters

Exam 13: Viral Infection

Which of the following uses host intestinal proteases to be converted into infectious viral particles?

Viral infections that last the lifetime of the host are referred to as _____ infections.

Indicate which of the following statements is false.

The varicella-zoster virus establishes latency in the _____,and if reactivated causes the development of _____.

What is virulence and what factors have an effect on the virulence of viral infections? Explain why host susceptibility is such an important consideration in viral virulence.

Which of the following is not an example of a virus associated with persistent infections of humans?

When changes in virion structure occur as a result of major genetic changes,this is called

The duration of a rhinovirus infection and an influenza infection is usually only limited to 4-5 days.What type of viral infection does this represent?

What is Microbiology and Why Does it Matter?

Fundamental Chemistry for Microbiology

Essentials of Metabolism

An Introduction to Cell Structure and Host-Pathogen Relationships

Requirements for Infection

Transmission of Infection, the Compromised Host, Epidemiology, and Diagnosing Infections

Principles of Disease

Emerging and Re-Emerging Infectious Disease

The Clinical Significance of Bacterial Anatomy

Bacterial Growth

Microbial Genetics and Infectious Disease

The Structure and Infection Cycle of Viruses

Parasitic and Fungal Infections

The Innate Immune Response

The Adaptive Immune Response

Failures of the Immune Response

Control of Microbial Growth with Disinfectants and Antiseptics

Antibiotics and Antimicrobial Drugs

Antibiotic Resistance

Infections of the Respiratory System

Infections of the Digestive System

Infections of the Genitourinary System

Infections of the Central Nervous System

Infections of the Blood and Lymph

Infections of the Skin and Eyes

Filters

The varicella-zoster virus establishes latency in the _,and if reactivated causes the development of _.