Multiple choice

The third eyelid is vestigial and is called as nictitating membrane. What is its other name?

  1. Lacrimal sac

  2. Plica semilunaris

  3. Palpebrae

  4. Eyebrows

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

This option is correct because nictitating membrane is also known as plica semilunaris.