Which muscle plays a major role in the process of breathing?
Practice MCQ for SSC, UPSC, RRB Exams
A. BicepsA.
B. DiaphragmB.
C. SternumC.
D. TibiaD.
Correct Answer: Bসঠিক উত্তর: B
Explanationব্যাখ্যা
The diaphragm is a large, dome-shaped muscle that contracts and relaxes to create pressure changes in the chest cavity, allowing air to flow in and out of the lungs.