Microbiology 2420: Exam 4
Select each of the options below that Corresponds to characteristics of adenoviruses - Answer
All are correct
The administration of smallpox vaccine was curtailed because it was found to be ineffective. -
Answer False
Please choose which set of circumstances would likely result in transmission of HBV from one
individual to another to test your understanding of the known mechanisms of HBV
transmission. - Answer Unprotected sexual intercourse with multiple partners
How is the husband's shingles related to the wife's chickenpox? - Answer The same virus is
responsible for both diseases
How is this pathogen generally acquired? - Answer Inhalation of respiratory droplets
Why was it important that the woman had never before had chickenpox? - Answer Having
chickenpox typically provides life-long immunity against reinfection
What was the significance of the woman's IgM antibodies against varicella-zoster virus the day
after her first doctor visit? - Answer The presence of IgM antibodies indicates a new current
infection
How is the severity of chickenpox linked to age? - Answer Chickenpox is more severe in
adults
How can the woman in this case have been protected against infection with the chickenpox
virus? - Answer - by receiving the chickenpox vaccine
- by having chickenpox earlier in life
- by consuming only properly prepared foods and pasteurized milk
Smallpox vaccination has been curtailed because there is no longer a threat of the disease in the
United States, although the vaccine is still recommended for travelers to some foreign countries.
- Answer False
One complication associated with Epstein-Barr virus is cancer - Answer True
, The Zostavax vaccine is indicated for the prevention of shingles prior to the onset of an episode
of chickenpox. - Answer False
Match the human herpesvirus to the disease with which they have been implicated. - Answer
1.) human herpesviruses 6 and 7- Roseola
2.) human herpesvirus 8- Kaposi's sarcoma
Poxviruses are unique in that they - Answer - possess an envelope
- lack a nucleocapsid
- have a double stranded RNA
- possess their own mitochondria
Choose the human tissue most commonly targeted by herpes simplex viruses. - Answer
mucous membranes
For which viral infection do effective vaccines currently exists? - Answer -Chickenpox
- Hepatitis B
- Smallpox
- Genital warts
- Genital Herpes
Herpes simplex infections are generally treated with oral doses of acyclovir or similar
medications (Famciclovir, Ganciclovir) that - Answer Prevent recurrent outbreaks
Match the particular poxvirus to the description of its relationship to humans and disease. -
Answer 1.) causative agent of smallpox- various major
2.) used in vaccine production- vaccinia
3.) causes STD in American adolescents- molluscipoxvirus
4.) emerging virulent virus that may be transmitted human to human- monkeypox
Select each of the options below that correspond to the human diseases or conditions caused
by parvovirus B19. - Answer All are correct
Match the herpes simplex virus with the appropriate set of characteristics. - Answer 1.)
herpes simplex virus 1- usually results in the formation of oral lesions; primarily infection
frequently occurs in infancy
2.) herpes simplex virus 2 - usually results in the formation of genital lesions; primarily infection
occurs most frequently between the ages of 14 and 29
Select each of the options below that Corresponds to characteristics of adenoviruses - Answer
All are correct
The administration of smallpox vaccine was curtailed because it was found to be ineffective. -
Answer False
Please choose which set of circumstances would likely result in transmission of HBV from one
individual to another to test your understanding of the known mechanisms of HBV
transmission. - Answer Unprotected sexual intercourse with multiple partners
How is the husband's shingles related to the wife's chickenpox? - Answer The same virus is
responsible for both diseases
How is this pathogen generally acquired? - Answer Inhalation of respiratory droplets
Why was it important that the woman had never before had chickenpox? - Answer Having
chickenpox typically provides life-long immunity against reinfection
What was the significance of the woman's IgM antibodies against varicella-zoster virus the day
after her first doctor visit? - Answer The presence of IgM antibodies indicates a new current
infection
How is the severity of chickenpox linked to age? - Answer Chickenpox is more severe in
adults
How can the woman in this case have been protected against infection with the chickenpox
virus? - Answer - by receiving the chickenpox vaccine
- by having chickenpox earlier in life
- by consuming only properly prepared foods and pasteurized milk
Smallpox vaccination has been curtailed because there is no longer a threat of the disease in the
United States, although the vaccine is still recommended for travelers to some foreign countries.
- Answer False
One complication associated with Epstein-Barr virus is cancer - Answer True
, The Zostavax vaccine is indicated for the prevention of shingles prior to the onset of an episode
of chickenpox. - Answer False
Match the human herpesvirus to the disease with which they have been implicated. - Answer
1.) human herpesviruses 6 and 7- Roseola
2.) human herpesvirus 8- Kaposi's sarcoma
Poxviruses are unique in that they - Answer - possess an envelope
- lack a nucleocapsid
- have a double stranded RNA
- possess their own mitochondria
Choose the human tissue most commonly targeted by herpes simplex viruses. - Answer
mucous membranes
For which viral infection do effective vaccines currently exists? - Answer -Chickenpox
- Hepatitis B
- Smallpox
- Genital warts
- Genital Herpes
Herpes simplex infections are generally treated with oral doses of acyclovir or similar
medications (Famciclovir, Ganciclovir) that - Answer Prevent recurrent outbreaks
Match the particular poxvirus to the description of its relationship to humans and disease. -
Answer 1.) causative agent of smallpox- various major
2.) used in vaccine production- vaccinia
3.) causes STD in American adolescents- molluscipoxvirus
4.) emerging virulent virus that may be transmitted human to human- monkeypox
Select each of the options below that correspond to the human diseases or conditions caused
by parvovirus B19. - Answer All are correct
Match the herpes simplex virus with the appropriate set of characteristics. - Answer 1.)
herpes simplex virus 1- usually results in the formation of oral lesions; primarily infection
frequently occurs in infancy
2.) herpes simplex virus 2 - usually results in the formation of genital lesions; primarily infection
occurs most frequently between the ages of 14 and 29
