Biology: The Dynamics of Life, North Carolina Edition

Section 2: Defense Against Infectious Disease

Defense Against Infectious Diseases

1
English physician Edward Jenner worked in the late 1790s to develop safe vaccines that provided artificial acquired active immunity to ___________.
A)smallpox
B)tetanus
C)measles
D)polio
2
Which of these is an organ in the lymph system?
A)spleen
B)cervix
C)epididymis
D)bladder
3
When a person is exposed to antigens, __________ is gained.
A)passive immunity
B)indirect contact
C)tissue fluid
D)active immunity
4
Human Immunodeficiency Virus (HIV) destroys __________.
A)breast milk
B)helper T cells
C)memory B cells
D)pathogens
5
Which of these is NOT a characteristic of inflammation?
A)pain
B)cold
C)redness
D)swelling
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