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.
  Veins take blood to the heart, arteries take blood away from the heart. The vessels that carry blood to the heart are called veins. Those that supply the body with blood â¦ from the heart are called arteries.Examples are the jugular veins that return blood from the head, and the carotid arteries that supply blood to the head.wo other heart valves separate the ventricles and the large blood vessels that carry blood leaving the heart.