Answer: Relax your mind, practice deep breath, mindfulness and meditate on the positives.
Explanation:
Examination always come with a special anxiety for some individuals, some person's get affected when these happens as their stomach starts reacting, and most times they don't know what to do next. If vomiting is involved and you're considering what to do about yourself and the exam, try the following;
1)Clean yourself up if you committed
2)Drink water
3)Relax your mind, it's just an exam
4)Take a deep breath
5) Have an optimistic mindset as you meditate, you know everything begins from the mind, and if not controlled, it will ruin your system.