What is the primary defense mechanism that continuously removes trapped particles from the nasal passages?
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Correct answer: Mucociliary clearance
Mucociliary clearance is a defense mechanism in which mucus traps inhaled particles and cilia move the mucus toward the throat. This process prevents harmful substances from reaching the lungs.
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More Nasal Cavity Histology questions
- Which type of epithelium lines most of the nasal cavity in the respiratory region?
- Which cells in the nasal cavity epithelium are responsible for mucus secretion?
- What is the main function of cilia in the nasal respiratory epithelium?
- Which region of the nasal cavity is responsible for detecting odors?
- Which specialized cells act as sensory receptors for smell in the nasal cavity?
- Which supporting cells are found in the olfactory epithelium?