Multiple Choice
Which of the following factors does NOT contribute to defence of the respiratory system
A) coughs and sneezes
B) cilia-propelled mucus escalator
C) alveolar macrophages
D) normal microbial population of the lungs
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q86: Most fat cells in the body are
Q127: A carcinogenic factor causes _.
Q202: Indicate the characteristics that apply to bacteria
Q203: Which of these statements describes the immunoglobulin
Q204: Which of these statements does NOT apply
Q205: What is the primary purpose of the
Q208: Which of these statements applies to active
Q209: Indicate the characteristics that apply to bacteria
Q210: Which occurrence is NOT characteristic of the
Q229: _ refer collectively to the tissues that