A substance, both a hormone and neurotransmitter, secreted by the adrenal medulla and the nerve endings of the sympathetic nervous system to cause vasoconstriction and increases in heart rate, blood pressure, and the sugar level of the blood. Also called levarterenol, noradrenalin. norepinephrine.
Foods that only contain protein, fat or both -- and are carb-free -- are few and far between. Most foods contain at least some carbohydrates. However, plant-based oils, other pure fats -- like butter and margarine -- meats, poultry, seafood and eggs are the best sources of carb-free foods.
Avoiding Bad Carbs. The fastest and easiest way to cut bad carbs from your diet is to avoid junk food and convenience foods. Chips, candy and soda are out. Drink water and natural juices in place of soda.Snack on fresh fruit and nuts instead of chips and candy.hoose whole grain cereals, including whole oat, in your diet to get good carbs for energy without extra calories. Fresh, unprocessed fruits and berries are a delicious way to get your good carbs, as well as a myriad of other important nutrients and antioxidants.