Anatomy & Psychology Lab midterm! how can I ace this midterm exam?

I need to ace this midterm since I have failed all my quizzes in this cl (we take a quizz every cl period) we don't have any homework or igments just quizzes.. I have my midterm on March 4th.. how can I ace this midterm? any tips? how should I study? this is not multiple choice answer exam .. and we have to spell the answer correctly because if we don't .. we get the answer wrong.. :S