Ophthalmology – MCQ 48 – 18year old boy with blunt trauma to eye

An 18 year old boy comes to the eye casuality with history of injury with a tennis ball. On examination there is no perforation but there is hyphaema. The most likely source of the blood is
A. Iris vessels
B. Circulus iridis major
C. Circulus iridis minor
D. Short posterior ciliary vessels

Correct answer : B. Circulus iridis major