Which of the following is not a factor that weakens host defenses against infections?
A) genetic defects in immunity
B) physical and mental stress
C) strong,healthy body
D) chemotherapy
E) old age
Correct Answer:
Verified
Q2: Endogenous infectious agents arise from microbes that
Q3: Normal biota includes each of the following
Q4: Which is not terminology used for resident
Q6: Opportunistic pathogens _.
A) cause disease in every
Q7: Resident biota are found in/on the _.
A)
Q8: Based upon new information from the Human
Q8: Which genus is resident biota of the
Q11: The greatest number of pathogens enter the
Q15: An infectious agent that originates from outside
Q20: The effect of beneficial microbes of normal
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