What besides the amount of light affects the size of the pupil of the eye?

Question:

What besides the amount of light affects the size of the pupil of the eye?
Fantastic news! We've located the answer you've been seeking!

Step by Step Answer:

Related Book For  answer-question

University Physics with Modern Physics

ISBN: 978-0321696861

13th edition

Authors: Hugh D. Young, Roger A. Freedman, A. Lewis Ford

Question Posted: