In detail trace step aby step and describe how blood is pumped and circulated through the body. Start as the blood enters the heart. Complete the entire cycle. Include

In detail trace step aby step and describe how blood is pumped and circulated through the body. Start as the blood enters the heart. Complete the entire cycle. Include the roles of the four chambers of the heart, the valves, the major blood vessels leading into and out of the heart and lungs, and the arteries, capillaries, and veins found in the body. (Discussion Question) (10 points)
Fully explain the difference between a benign tumor and a malignant tumor. Include a description of metastasis in your answer. List the four types of malignant cancers telling the type of cells that give rise to each and where in the body it may cause cancer. (Discussion Question) (10 points)
Diet can be a key risk factor for cancer. Do some research and wrote an essay describing at least five general dietary strategies for cancer prevention involving diet. Include eight foods that would be good anti-cancer dietary choices. Be sure to give your sources of information. (Essay Question) (20 points)
List, number, and comment on 8 risk factors for cancer that can be changed and 5 risk factors for cancer than cannot be changed. (Discussion Question) (10 points)
Summarize the information “Strokes.” Include types, effects, detection, and treatment.