Once they have penetrated the first line of defense, which microorganisms do neutrophils actively
attack, engulf, and destroy by phagocytosis?
Student Answer:
Bacteria
After sexual transmission of HIV, a person can be infected yet seronegative for _____ months.
Student Answer:
1 to 2
6 to 14
Which statement is true about fungal infections?
Student Answer:
They occur only on skin, hair, and nails.
They are controlled by phagocytes and T lymphocytes.
Cells in _____ may act as a reservoir in which HIV can be relatively protected from antiviral drugs.
Student Answer:
the central nervous system
Which statement about vaccines is true?
Student Answer:
Most bacterial vaccines contain attenuated organisms.
Most viral vaccines are made by using dead organisms.
Vaccines require booster injections to maintain lifelong protec
What is the role of reverse transcriptase in HIV infection?
Student Answer:
It converts single DNA into double-stranded DNA.
It is needed to produce integrase.
It transports the RNA into the cell nucleus.
It converts RNA into double-stranded DNA.
What is the mechanism in type II hypersensitivity reactions?
Student Answer:
Antibodies coat mast cells by binding to receptors that signal its
degranulation followed by discharge of preformed mediators.
Antibodies bind to soluble antigens that were released into body
attack, engulf, and destroy by phagocytosis?
Student Answer:
Bacteria
After sexual transmission of HIV, a person can be infected yet seronegative for _____ months.
Student Answer:
1 to 2
6 to 14
Which statement is true about fungal infections?
Student Answer:
They occur only on skin, hair, and nails.
They are controlled by phagocytes and T lymphocytes.
Cells in _____ may act as a reservoir in which HIV can be relatively protected from antiviral drugs.
Student Answer:
the central nervous system
Which statement about vaccines is true?
Student Answer:
Most bacterial vaccines contain attenuated organisms.
Most viral vaccines are made by using dead organisms.
Vaccines require booster injections to maintain lifelong protec
What is the role of reverse transcriptase in HIV infection?
Student Answer:
It converts single DNA into double-stranded DNA.
It is needed to produce integrase.
It transports the RNA into the cell nucleus.
It converts RNA into double-stranded DNA.
What is the mechanism in type II hypersensitivity reactions?
Student Answer:
Antibodies coat mast cells by binding to receptors that signal its
degranulation followed by discharge of preformed mediators.
Antibodies bind to soluble antigens that were released into body
