Which of the following barriers are considered to be the first line of defence in our body?
A. Physical and Physiological barriers
B. Physiological and Cellular barriers
C. Cellular and Cytokine barriers
D. Physical and Cellular barriers
Answer:A
Which of the following barriers are considered to be the first line of defence in our body?
A. Physical and Physiological barriers B. Physiological and Cellular barriers C. Cellular and Cytokine barriers D. Physical and Cellular barriers