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Anatomy & Physiology

Study Pack

Set 15 The Immune System

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Question 1

(Multiple Choice)

Free
The two categories of immune defensive mechanisms are __________ and ___________.

A)innate (nonspecific)immunity,adaptive (specific)immunity.
B)passive immunity,active immunity.
C)heavy immunity,light immunity.
D)direct immunity,indirect immunity.

Answer

Question 2

(Multiple Choice)

Free
Molecules that are present in the membranes of gram-negative bacteria and are the best known PAMPs are called

A)interferon.
B)lipopolysaccharides (LPS).
C)lymphokines.
D)complement.

Answer

Question 3

(True False)

Free
Chemotaxis is the chemical attraction of phagocytes to the site of an infection.

Answer