Answer:
OC
Explanation:
the heart has to pump faster because the blood is flowing through so fast and the vessels widen to cause less pressure.
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:
False.
Explanation:
A sprain is an injury to a ligament. When a sprain happens, one or more ligaments is stretched or torn. A strain is an injury to a muscle or tendon.
Stomach, liver, gall bladder, and pancreas
Wearing gloves, hair nets, and making sure there is no cross contamination
