Brain surgeons not only need skill, stamina and dexterity, but also have to keep their cool in highly emotional situations. Interview several neurosurgeons. Get into the best school you can (see 150 Get Into a Top College or University) and earn a four-year pre-med degree. To deliver the best care, you need to stay on top of medical advances throughout your career. 2  Surgeons earned a median annual income of $255,438 in 2002. 3  Fifty years ago, half of brain surgeries were fatal.
Carbohydrates are an essential part of a healthy diet because your body converts them to glucose and your body runs on glucose. Proteins, fats, and alcohol (as in beer, wine, and spirits) also provide energy in the form of calories.
The main purpose of the carbohydrate is to provide fuel for your body to function. Carbohydrates are types of sugars. They perform several functions. The most important func â¦ tion is as the primary source of energy for the body. But there are many types of carbohydrates that perform a myriad of functions in the body. Answer   Your body gets carbohydrates from the foods we eat. Excellent sources of carbohydrates include bread, cereal, rice, grains, potatoes and other fruits and â¦ vegetables. Your body can get carbohydrates from other foods as well but they may be mixed with the other two large nutrients -- fat and protein.