Final answer:
The nasal conchae on the lateral wall of each nasal cavity are also known as (Option A) turbinates. They help to swirl and prepare incoming air for the lungs, while also trapping dust and other particles.
Step-by-step explanation:
The nasal conchae on the lateral wall of each nasal cavity are also known as turbinates. These bony plates help to swirl the incoming air, warming and moisturizing it before it reaches the lungs. Additionally, the conchae trap dust, pollen, bacteria, and viruses with the mucus secreted by the nasal cavity lining.