wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Which of the following statements regarding different barriers of innate immunity is not correct?

A
Acid present in the stomach, saliva in the mouth, tears from the eyes prevent the growth of microorganisms and constitute physiological barriers of our body
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Mucus membrane lining the respiratory, gastrointestinal and urogenital tracts helps in trapping the microbes and constitute physiological barriers of our body
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
Certain types of leucocytes such as polymorpho-nuclear leucocytes (PMNL-neutrophils) and lymphocytes such as natural killer cells, constitute cellular barriers of our body
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Virus infected cells secrete proteins called interferons which protect non-infected cells from further viral infection and constitute cytokine barriers of our body
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B Mucus membrane lining the respiratory, gastrointestinal and urogenital tracts helps in trapping the microbes and constitute physiological barriers of our body
Physical barriers provide a physical block against pathogens from entering the body. Mucus membrane lining the respiratory, gastrointestinal and urogenital tracts helps in trapping the microbes and constitutes physical barriers of our body.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Immunity - Basics
BIOLOGY
Watch in App
Join BYJU'S Learning Program
CrossIcon