Life Science

Chapter 23: Immunity and Disease

Section 1 Self-Check Quiz-Eng.

1.
Your __________ acts as a barrier that prevents many pathogens from entering your body.
A)stomach
B)unbroken skin
C)white blood cells
D)cilia
2.
Which of the following is a defense against pathogens that are used by your digestive system?
A)white blood cells
B)hydrochloric acid
C)perspiration
D)oil glands
3.
Redness, swelling, and pain are all signs of what?
A)specific defenses
B)active immunity
C)passive immunity
D)inflammation
4.
Molecules that are foreign to your body are called __________.
A)antibodies
B)antigens
C)lymphocytes
D)memory cells
5.
White blood cells called __________ are important in specific defenses against pathogens.
A)pathogens
B)lymphocytes
C)antibodies
D)vaccines
6.
With __________ some antibodies stay on duty in your blood, and more are produced rapidly if the pathogen enters your body again.
A)passive immunity
B)first-line defenses
C)inflammation
D)active immunity
7.
Forms of antigens that give you active immunity to a disease without getting the disease first are called __________.
A)viruses
B)vaccines
C)fevers
D)antibodies
8.
Which one of the following is a characteristic of passive immunity?
A)is produced by vaccines
B)does not last long
C)results from antibodies made by your body
D)caused by a pathogen
9.
The process of heating a liquid to kill much of the bacteria in milk and other liquids is called __________.
A)vaccination
B)inflammation
C)pasteurization
D)immunization
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