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.
Best Answer: No Carb Foods List By no carb foods, we mean those natural or processed food items that are zero in carbohydrate content.The doctor may prescribe a no-carbohydrate diet only if a patient is diagnosed with underlying health conditions related to insulin and blood glucose levels.alad Vegetables Salad vegetables are found to be zero in carbohydrate content. Based on the taste preference, one can include vegetables like parsley, lettuce, mushroom, celery, radish and spinach. Eggs Eggs are another good no carb foods. Hence, they form an important food item for no carb diet.