Patient Paperwork - Where to Find CPT Codes. 1  As we leave a doctor's appointment, check out of the hospital, or any other medical facility, we are handed paperwork that, to the professionals, is a numeric summary of the services they provided to us. The five character codes are usually CPT codes.
Systemic circulation carries oxygenated blood from the left ventricle, through the arteries, to the capillaries in the tissues of the body. From the tissue capillaries, the deoxygenated blood returns through a system of veins to the right atrium of the heart.
Blood vessels dont flow! Blood flows through them!! Fastest in Arteries as high pressure from the heart. Slowest in the veins as they are taking deoxygenated low pressure blood into the heart.