A covenant is a promise in a written contract or a deed of real property.
Adrenaline increases your heart rate, elevates your blood pressure and boosts energy supplies. Cortisol, the primary stress hormone, increases sugars (glucose) in the bloodstream, enhances your brain's use of glucose and increases the availability of substances that repair tissues. Cortisol also curbs functions that would be nonessential or detrimental in a fight-or-flight situation.
Glucagon: The effects of glucagon are opposite to those of insulin. Click on the thumbnail for details on the effect of glucagon: The most important cellular energy source is glucose. The most important cellular energy source is glucose.