Multiple Choice
The first line of innate defenses against pathogens is
A) phagocytosis
B) production of antibodies
C) inflammation
D) intact skin and mucous membranes
E) complement
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Which of the labeled structures in the
Q19: The tonsils are five large clusters of
Q20: The complement system consists of a group
Q21: Macrophages develop from circulating blood cells called<br>A)lymphocytes<br>B)monocytes<br>C)neutrophils<br>D)basophils<br>E)eosinophils
Q22: Which of the following blood cells are
Q24: Only pathogenic microbes are considered antigens in
Q25: Which of the following statements about large
Q26: Immunity is the ability to use our
Q27: Body cells infected with viruses produce proteins
Q28: Acquired immunodeficiency syndrome (AIDS)is basically the end