In the oral cavity, what is the term for the space between the teeth and lips?

Each and every time a patient is intubated, it is imperative that the EMT visualizes what structure?

A) Glottic opening B) Vallecula C) Carina D) Alveoli

Saliva is an important ________ in the oral cavity, helping to neutralize acids

Fill in the blank(s) with correct word