Answer: Conchae
Explanation:
The respiration is a process that can be defined as exchange of gases in between lungs and outer environment.
The enter the body through nose an then passes through nasal passage. The structure that helps in the deflection of air is known as conchae.
The vibrissae in the vestibule provides filter as it screens the particulate matter present in inhaled hair.
Hence, the correct answer is option A
