The coronary arteries are classified as end circulation, since they represent the only source of blood supply to the myocardium; there is very little redundant blood supply, which is why blockage of these vessels can be so critical.he left coronary artery distributes blood to the left side of the heart, the left atrium and ventricle, and the interventricular septum. The circumflex artery arises from the left coronary artery and follows the coronary sulcus to the left.
disÂ·cussâ²aÂ·ble, disÂ·cussâ²iÂ·ble adj. Synonyms: discuss, argue, debate, dispute. These verbs mean to talk with others in an effort to reach agreement, to ascertain truth, or to convince. Discuss involves close examination of a subject with interchange of opinions: My therapist discussed my concerns with my parents.
To narrow down a topic is very crucial part of selecting a persuasive essay topic. The best way to focus and specify the topic is put controlling idea in your topic. For example, if you have to write about âmediaâ, you need to focus it on the following lines: 1  Mediaâs development in 80s.  Mediaâs role against terrorism.