Doctor Answers (4) on Study problems
What I will suggest you is to first get your notes organized neatly into different topics.
Mnemonics are very useful while revising. But use a memorable easy to remember phrase while doing so.
Bigger chunks of information can be memorized by putting the information in rhyming words.
Photographic memory can be used to combine images with text to reinforce what you've learned.
Search for 'method of loci' on the net and understand the concept. It's a very effective method to memorize fine details in an answer.
Wish you all the best...