The standard HIV test detects HIV antibodies rather than the virus itself. When a person becomes infected with HIV, it takes a few weeks for the HIV test to indicate a positive result
The period between one's infection date and the point at which a test shows a positive result is called
the "window period." Based on the information provided, which of the following processes
occurs during the window period?
A) cell-mediated immunity B) humoral immunity
C) secondary response D) regulatory T-cell function
B
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Hormones that regulate the activity of B cells and T cells and enhance nonspecific defense are called
A) calcitriol. B) glucocorticoids. C) mineralocorticoids. D) interleukins. E) immunoglobulins.
During climacteric, what can cause hot flashes?
A. Vasoconstriction of cutaneous arteries B. Vasodilation of cutaneous arteries C. Vasodilation of cranial arteries D. Vasoconstriction of cranial arteries E. Vasodilation of facial arteries
List the ways that antigen-antibody complexes can destroy target antigens
What will be an ideal response?
The number of protons in an atom is called the
A. atomic weight. B. atomic number. C. combining weight. D. mass number.