In addition to gas exchange, the respiratory system plays a key role in
A)enhancing venous return
B)water and temperature balance
C)body defense
D)enhancing venous return and body defense
E)all of the above

Question

Quizplus · Accepted Answer

The respiratory system is involved in gas exchange, but it also helps in enhancing venous return through pressure changes during breathing, regulates water and temperature balance by humidifying and warming air, and provides body defense through mechanisms like filtering particles and pathogens.

In Addition to Gas Exchange, the Respiratory System Plays a Key