You have to graduate from medical school first then you choose a specialty to go into in your residency such as cardiology. Classes to take before you get into medical school that would be good to take are any math and science classes such as calculus or chemistry, along with human anatomy and physiology, medical terminology, immunology, microbiology, histology ..... there are many more and you don't have to take all of them, talk to your counselor to find out what you school has for these type of classes.
To become a website developer you should take classes to learn HTML. You should also take classes on graphic design.
To become a medical examiner you should take all math classes. You should also take extra science classes. If your school offers anatomy, then you should take that as well.
you have to take cooking classes
you dont take any classes
You should take a Fashion related class.
you should take some are classes and also some classes in creative writing.
Medical school.
math
You should discuss this with your cardiologist.
i have worked as assistant near anatomy professor in USA who has completed PHD in anatomy i have told medical students little bit about anatomy
you should take music classes
You should go to culinary school.