12 Key and Core Catalog With a mechanical key system, the level of security is determined by masterkey control. A masterkey system enables facilities of any size to manage the building by defining access by person and by area in increasing levels of complexity. Since BEST invented the standard for masterkey systems, there is no
When they occur in the upper part of the aorta, they are called thoracic aortic aneurysms. Aneurysms can occur anywhere in the thoracic aorta, including the ascending aorta near the heart, the aortic arch in the curve of the thoracic aorta and the descending aorta in the lower part of the thoracic aorta.
The thoracic segments are provided with wider plates, but unarmed. The Glow-Worm and Other Beetles Jean Henri Fabre As it is, not a drop of blood has escaped from the aorta into the thoracic cavity. The Ape, the Idiot & Other People W. C. Morrow The spine on the first thoracic is rather short, narrow and pointed. The Beaked Whales of the Family Ziphidae Frederick True The spine on the first thoracic is short, and on the first to the fourth is pointed.