The Ciliated Epithelium of the Nasal Mucosa

Question

The ciliated epithelium of the nasal mucosa:
A)sweeps mucus and pathogens out of the nose
B)keeps the air moving toward the pharynx
C)sweeps mucus and pathogens toward the pharynx
D)prevents dust from entering the nose

Accepted Answer

The ciliated epithelium in the nasal mucosa sweeps mucus and pathogens toward the pharynx where they can be coughed up or swallowed. This helps to clear the respiratory tract of potential pathogens and irritants.