Which of the following predictions is the most accurate about a person who has normal external barriers and specific internal defenses but lacks nonspecific internal defenses?
A) He wonʹt get sick because the external barriers will keep out pathogens.
B) Invading microbes will be able to enter through the respiratory tract.
C) He wonʹt get sick because the specific defenses will kill invading pathogens.
D) He will have many more infections than normal.
Correct Answer:
Verified
Q3: Aspirin reduces fevers; however, many physicians do
Q4: Natural killer cells prevent viral infection by
A)
Q5: Inflammation occurs in response to chemicals, such
Q6: Nonspecific internal defenses include
A) T cells.
B) plasma
Q7: ʺBig eaterʺ cells that ingest and destroy
Q9: How does histamine contribute to the inflammatory
Q10: The skin inhibits bacterial growth by releasing
A)
Q11: How does the skin act as a
Q12: Which of the following is NOT part
Q13: All bacteria and viruses are
A) pathogens.
B) antibodies.
C)
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