Red blood cells pick up oxygen in the lungs. Blood travels away from the heart and lungs through the arteries. Red blood cells drop off oxygen to the cells through tiny tubes called capillaries. Blood then returns to the heart through the veins and the cycle begins again.
Currently its somewhere around 135 billion dollars. It got higher than 1998
<span>The question is asking us to picture the following scenario: "your attend a routine medical check up at a group practice before seeing a physician you are required to fill out paperwork that describes your medical history." One option is not a part of your medical history - this is the option that does not concern you, but your peers:
B: habits of your peers - here your peers would have some habits independent of your health history
Your health history includes your state of health and current and recent hospitalizations</span>