Multiple choice

What is the function of ear wax?

  1. Protect ear from insects, germs and dust

  2. Help to maintain the temperature of the auditory canal

  3. Help to maintain the dampness of the auditory canal

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ear wax (cerumen) serves multiple protective functions, including trapping dust and pathogens, and maintaining the health and moisture of the ear canal skin.