Q. During expiration, the diaphragm becomes
A) Dome-shaped
B) Oblique
C) Normal
D) Flattened
Explanation
Diaphragm is made up of involuntary muscles and found in mammals only. During expiration, diaphragm is relaxed and dome-shaped, whereas during inspiration diaphragm is contracted and flat.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.