A person suffers punctures in his chest cavity in an accident, without any damage to the lungs, its effect could be
(a) Reduced breathing rate
(b) Rapid increase in breathing rate
(c) No change in respiration
(d) Cessation of breathing
The answer is the option (d) Cessation of breathing
Explanation: - The process of breathing includes the diffusion of gases. A person with a chest cavity caused due to an accident without any damage is the cessation of breathing. This might be due to inflation or deflation of the air-tight chest cavity.