Cells lining the airways have hair-like protrusions called __________.

Question

Quizplus · Accepted Answer

The question specifically mentions "hair-like protrusions" on cells lining the airways. The correct term for these structures is "cilia." Option B, epithelium, refers to a type of tissue that lines organs, while option C, mucus, is a substance secreted by cells in the respiratory tract. Option D, hair cells, are sensory receptors found in the ear. Thus, the best choice is A) Cilia.

Cells Lining the Airways Have Hair-Like Protrusions Called __________