The coronary circulation consists of the coronary arteries, which branch off of the aorta and carry oxygen-rich blood to the heart muscle; and coronary veins, which carry deoxygenated blood to the coronary sinus, which empties into the right atrium.he coronary circulation consists of the coronary arteries, which branch off of the aorta and carry oxygen-rich blood to the heart muscle; and coronary veins, which carry deoxygenated blood to the coronary sinus, which empties into the right atrium.
Quick Answer. The differences between micro- and macro-marketing pertain to the scope of a businessâ approach. Macro-marketing takes a global view while micro-marketing works on a smaller scale. Continue Reading.
All this factors affects the business in different ways. The factor which affects the business is customers, suppliers, government, distributers etc. These all factors divided in to two parts macro environment and micro environment.Macro environment factors are those external factors which are beyond the firm's control.he factor which affects the business is customers, suppliers, government, distributers etc. These all factors divided in to two parts macro environment and micro environment. Macro environment factors are those external factors which are beyond the firm's control.