X6 highlights. October 15, 2015: BMW X6M has been launched at a price tag of Rs. 1.60 Crore (ex-showroom Chennai). Under the hood, the car features a 4.4-litre Twin Turbo V8 that produces will 575 PS of power and a humongous torque of 750 Nm and is the most powerful motor ever developed by BMW.
Supply and demand. The coronary arteries regulate the supply of blood to your heart muscle depending on how much oxygen your heart needs at the time, as indicated by: 1  The number of times your heart beats per minute (heart rate). 2  Your blood pressure. 3  The force of your heart's contractions. 4  The thickness of your heart muscle.
Pulmonary: Pumps blood through lungs, get O2 and removes CO2. Systemic: Delivers O2 through the rest fo the body, and picks up CO2. 20. 20. Trace a drop of blood passing through the heart from the vena cava to the aorta. Include all chambers, valves, vessels and organs that it has to travel through. Indicate where the blood is oxygenated or deoxygenated in each structure.