The answer is Periosteum.
It is always instructed to a patient to not eat any meal before getting your blood test because it may always interfere with the results. If you ate a meal before getting your blood drawn, your results will be high and after consulting your doctor, he would probably prescribed you medications on how to lower it. Lab technician wouldn't really know if you cheated unless they ask you if you had eaten before getting your blood drawn and if you admit it, they'll probably reschedule your blood test and explain what might be affected if you taken a meal before the test.
Answer:
False
Explanation:
You can't control the heart muscle or its cells: they respond to the things our body needs, such as oxygen in our leg muscles as we move, or getting rid of our waste carbon dioxide by breathing out.
