Which of the Following is Likely to Be the Most

Question

Which of the following is likely to be the most frequently used portal of entry for pathogens?
A)Skin
B)Gastrointestinal tract
C)Respiratory tract
D)Conjunctiva

Accepted Answer

The respiratory tract is likely to be the most frequently used portal of entry for pathogens as it is constantly exposed to the environment and can easily inhale pathogens through the air. Additionally, the respiratory tract has numerous cells and mechanisms designed to protect against such infections, which makes it a primary site for entry.