Answer:
so she will then need an masters degree and practice.
Explanation:
Answer:With this system, blood always flows in only one direction inside the heart. There are also valves at the bottom of the large arteries that carry blood away from the heart: the aorta and the pulmonary artery. These valves keep the blood from flowing backward into the heart once it has been pumped out.
Explanation:
Answer:
7.helpful 9.They always have warning labels
Explanation:
7.They were stopping the bad habits and bringing new ones.
9.They never forget.
Answer:Sometimes STDs or other sicknesses, and the risk of getting pregnant if you are female .
Explanation:
Answer:
Explanation:
Hypertension can ocur if too litter water is reabosorbed by ducts
