The coronary arteries regulate the supply of blood to your heart muscle depending on how much oxygen your heart needs at the time, as indicated by: 1  The number of times your heart beats per minute (heart rate). 2  Your blood pressure. 3  The force of your heart's contractions.  The thickness of your heart muscle.
When your car's Check Engine light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap.
With the check engine light on,l you will not be able to pass state emissions test, and can cause more problems with the way the car runs.If none of thee things fix the car, then you have a problem in the cylinder head.ith the check engine light on,l you will not be able to pass state emissions test, and can cause more problems with the way the car runs.If none of thee things fix the car, then you have a problem in the cylinder head.