MIC 205 EXAM 5 QUESTIONS AND ANSWERS
This microbe is commonly found in the respiratory tract, and pathogenic forms have a
capsule. There is a vaccine available to prevent respiratory infections in children less
than 2 years of age and adults of 64 years of age and older. A pure culture and Gram-
staining of the microbe yields a purple bacterium that is spherical in shape. This
microbe is: - Answers -Streptococcus pneumoniae
This microbe causes a characteristic rash with intense itching. Infected individuals may
have up to five-hundred blisters that are very itchy. Infection with this microbe can be
serious, however, it is now preventable via a vaccine. Individuals may harbor the
microbe and it may reactivate into a painful rash later in life. This microbe is: - Answers
-Varicella zoster virus
This microbe is typically transmitted via contaminated blood or by sharing of needles or
other drug-injecting paraphernalia. Most people who are exposed to the microbe
recover without long-term consequence, however, 15-30% of the time, people will
develop chronic infection affecting the liver. This microbe is: - Answers -Hepatitis C
virus
Which cell can specifically identify virus infected cells and trigger apoptosis? - Answers
-Cytotoxic T lymphocyte
It is possible for individuals infected with influenza to transmit the virus to others one
day before showing symptoms and as long as five days after becoming ill. - Answers -
True
The influenza vaccine consists of killed virus or weakened virus, but neither form can
give you a flu infection. - Answers -True
Every year a new flu vaccine must be developed to account for the fact that the strains
that circulate globally change every year. - Answers -True
The nasal spray form of the flu vaccine is approved for use in people from 2-49 years
who are not pregnant and healthy. - Answers -True
Which mechanism of antigen-antibody binding leads to coating of a bacterium, virus, or
toxin with antibody, preventing it from being able to adhere (stick to and infect) mucosa?
- Answers -neutralization
Which mechanism of antigen-antibody binding leads to coating of a microbe to allow for
enhanced phagocytosis? - Answers -opsonization
This microbe is commonly found in the respiratory tract, and pathogenic forms have a
capsule. There is a vaccine available to prevent respiratory infections in children less
than 2 years of age and adults of 64 years of age and older. A pure culture and Gram-
staining of the microbe yields a purple bacterium that is spherical in shape. This
microbe is: - Answers -Streptococcus pneumoniae
This microbe causes a characteristic rash with intense itching. Infected individuals may
have up to five-hundred blisters that are very itchy. Infection with this microbe can be
serious, however, it is now preventable via a vaccine. Individuals may harbor the
microbe and it may reactivate into a painful rash later in life. This microbe is: - Answers
-Varicella zoster virus
This microbe is typically transmitted via contaminated blood or by sharing of needles or
other drug-injecting paraphernalia. Most people who are exposed to the microbe
recover without long-term consequence, however, 15-30% of the time, people will
develop chronic infection affecting the liver. This microbe is: - Answers -Hepatitis C
virus
Which cell can specifically identify virus infected cells and trigger apoptosis? - Answers
-Cytotoxic T lymphocyte
It is possible for individuals infected with influenza to transmit the virus to others one
day before showing symptoms and as long as five days after becoming ill. - Answers -
True
The influenza vaccine consists of killed virus or weakened virus, but neither form can
give you a flu infection. - Answers -True
Every year a new flu vaccine must be developed to account for the fact that the strains
that circulate globally change every year. - Answers -True
The nasal spray form of the flu vaccine is approved for use in people from 2-49 years
who are not pregnant and healthy. - Answers -True
Which mechanism of antigen-antibody binding leads to coating of a bacterium, virus, or
toxin with antibody, preventing it from being able to adhere (stick to and infect) mucosa?
- Answers -neutralization
Which mechanism of antigen-antibody binding leads to coating of a microbe to allow for
enhanced phagocytosis? - Answers -opsonization
