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 #14182
Back to Home
View All Human Physiology Questions
40 Views
Question
What causes expiration under normal conditions?
A. Active contraction of expiratory muscles
B. Increased oxygen demand
C. Muscle fatigue
D. Relaxation of inspiratory muscles
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the primary role of hormones in the body?
33
How many external nostrils do humans have?
49
Which muscle fibers are rich in mitochondria and rely on aerobic respiration?
28