Statistics for Iris

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Hint	Answer	% Correct
The anterior border layer is absent in oval shaped holes throughout the iris called what?	Iris crypts	100%
This thin part of the iris is most susceptible to tearing in blunt trauma (as in iridodialysis).	Iris root	100%
Name given to irides of different color in the same individual.	Heterochromia	67%
A posterior synechia causes pupillary block and bowing outward of the iris. What is this outward bowing called?	Iris bombe	67%
The most anterior layer of the iris is the anterior border layer. Inner to this layer is what?	Iris stroma	67%
The incomplete circular blood vessel found in the iris stroma inferior to the collarette is what?	Minor circle of the iris	50%
Which layer of the iris forms the pupillary ruff?	Posterior epithelium	33%
One type of pigmented cell in the iris is the melanocyte, what is the other?	Clump Cell	17%
The insertion point of the dilator muscle is what?	Sphincter muscle	17%
Mydriasis is caused by activation of which autonomic nervous system?	Sympathetic	0%