Select your answer:

Topics:
Body Paeds Edema Central Nervous System Vision Circulatory System - Pathway of Blood Nervous System/Endocrine System Special Senses Healthy Lifestyle Skeleton Fad Diets Genes, Genomes & Alleles DNA Replication Musculoskeletal Diseases Properties of The Hair and Scalp BonesOther quiz:
Gastroenterology › ViewWhere does digestion end?
A. Mouth
B. Anus
Eye and Ear › View
What part of the eye controls how much light enters the black hole (pupil) in the center of the eye?
A. optic nerve
B. pupil
C. cornea
D. iris