Mechanical factors affecting coronary blood flow 20 Systole Diastole Systole Aorta 3 10 亚 Window for coronary flow ←一1 (aortic pressure ventricular pressure) Ventricle 个 0 (1)shortening diastole,when heart rate increases; (2)increased ventricular end-diastolic pressure; 0.5s (3)reduced diastolic arterial pressure. Elsevier.Rang et al:Pharmacology 6e-www.studentconsult.com 人凤只生公松Mechanical factors affecting coronary blood flow (1) shortening diastole, when heart rate increases; (2) increased ventricular end-diastolic pressure; (3) reduced diastolic arterial pressure