Cells lining the trachea have whiplike mortile extensions on their free surfaces What are their extensions what is their source and what is their function?

Answer 1

These extensions are cilia and they continually propel debris-laden mucus toward the pharynx. Their source is the micro tubules that exert pressure on the plasma membrane

Answer 2

The Flagella have the whip-like motile extensions.

The Cilia has the finger like motile extensions