Which of the following is not a first line of defense?
A) IgA antibodies in sweat.
B) The acid mantle of the skin.
C) gut associated lymphoid tissue
D) dust cells of the lungs
Answer: D) dust cells in the lungs
Which of the following is not a first line of defense?
A) IgA antibodies in sweat.
B) The acid mantle of the skin.
C) gut associated lymphoid tissue
D) dust cells of the lungs
Answer: D) dust cells in the lungs
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.