During rest, the metabolic needs of the body are at their minimum. Which of the following Is indicative of this situation ?

Options

A. Rate of breathing
B. `O_(2)` intake `CO_(2)` output
C. Pulse rate
D. All of these

Answer

D

Explanation

Metabolic activities are the sum of physical and chemical processes taking place in the living organisms. Rate of breathing, `O_(2)` intake and `CO_(2)` output and pulse rate slow down indicating that the metabolic needs to the body are at their minimum during rest.