Click and hold on the answer space to see the possible answers. Then
select the correct answer and release. Answer all questions and then
hit the "Score Test" button at the bottom.
Summary of Answers
If there are any blanks, it means that you didn't answer the
question. You can go back and make changes before you hit the "Score
Test" button.
Your answer.
Correct Answer
Number 5, the choroid, is very un-clear and could easily be answered as the retina or maybe even the sclera.