Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Human Physiology
Question #14271
Back to Home
View All Human Physiology Questions
42 Views
Question
Why is the thoracic cavity considered air-tight?
A. Contains trapped air permanently
B. Always under vacuum
C. Lined with mucus
D. No direct connection with outside air
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
How many stages are involved in the mechanism of breathing according to the given text?
25
What is the main site of gas exchange in insects?
25
What is the name of the U-shaped bone located beneath the tongue?
25