Regarding the lymphatic system, which of the following cell populations become plasma cells?
Fixed macrophages
Buboes
T cells
B cells
Which statement regarding the emerging viral hemorrhagic fevers is false?
The symptoms of infection by hemorrhagic viruses are initially mild.
The natural host reservoir for the Ebola virus is probably a fruit bat.
Later symptoms of hemorrhagic viral infection include high fever and severe, crippling joint pains.
The Lassa fever has been traced to a rodent reservoir.