The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the
A)skin.
B)respiratory tract.
C)digestive tract.
D)urinary tract.
E)eyes.

Question

Quizplus · Accepted Answer

The respiratory tract contains a ciliary escalator, which is composed of cilia that beat in a coordinated manner to move mucus and trapped microbes towards the throat. This helps to prevent infections in the lungs and other parts of the respiratory system.

The Body Region Where a Ciliary Escalator Helps to Sweep