In 3 or more sentences, explain ventilation-perfusion coupling.  

Which of the following would trigger bronchodilation?

Which of the following are functions of the nose? Select all that apply.

Waste liquid inside the body is referred to as _____________.

Oxygen is carried from the lungs to the rest on the body via: 

In which of the following situations might you find increased BPG levels?

In which situation might the metabolic need for oxygen decrease?

In 3 or more sentences, explain one way that increased pressure outside of the lungs can affect breathing.  

You suspect that a new chemical you have synthesized in your Evil Chemistry Lab is possibly a diuretic. Which of the following would indicate that it is, in fact, a diuretic and your evil plan to increase worldwide urination rates will succeed?  

The main muscle responsible for breathing is the: