Classic Hand Control. Simple and reliable operation, that is what Classic hand controls are made for. To accelerate, simply turn the ergonomic handle clockwise. To brake push the unit slightly forward. The brake can be locked while waiting in traffic. The ergonomic handle can be adjusted to accomodate individual driver needs.
The coronary arteries supply blood to the myocardium (heart tissue) itself: e.g., coronary capillaries deliver oxygenated blood (nutrients) to all of the heartâs cells.
Coronary Arteries. 1  The right and left coronary arteries (L. corona, crown) supply the myocardium, epicardium and pacemaking tissue of the heart. 2  Both are branches of the ascending aorta and both give branches to the atria and ventricles as they run in the coronary sulcus.