Step 1 : Introduction to the question "4. You might wonder if you can be a universal type donor or you may need to assess an underlying medical condition. Which important medical test should you take to find out?"
...1. hair follicle test 2. coordination test 3. balance test 4. blood test Blood testing provides a wealth of information about the health state of a patient. It is also important to know one's blood type in the event of an emergency. Blood testing is one of the fundamental tests in diagnostic medicine.