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 #14248
Back to Home
View All Human Physiology Questions
52 Views
Question
What causes expiration?
A. Increased thoracic volume
B. Muscle contraction
C. Air is actively sucked out
D. Intra-pulmonary pressure higher than atmospheric pressure
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which condition favors the release of oxygen from hemoglobin?
52
What is the partial pressure of oxygen (pO2) in body tissues?
40
How does oxygen enter the bloodstream from the alveoli?
54