Which of the following causes 80% of the cases of liver cancer worldwide?

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What potentially dangerous additive exists in processed meats?

The preservative sodium nitrite fights harmful bacteria in ham, salami and other processed and cured meats and also lends them their pink coloration. However, under certain conditions in the human body, nitrite can damage cells and also morph into molecules that cause cancer.

What are the causes of cancer?

What Causes Cancer?

  • Smoking and Tobacco.
  • Diet and Physical Activity.
  • Sun and Other Types of Radiation.
  • Viruses and Other Infections.

Which of the following is the best description of cancer?

Cancer is the uncontrolled growth of abnormal cells in the body. Cancer develops when the body’s normal control mechanism stops working. Old cells do not die and instead grow out of control, forming new, abnormal cells. These extra cells may form a mass of tissue, called a tumor.

What term refers to the use of targeted drugs to destroy rapidly growing cancer cells quizlet?

What is targeted therapy? Targeted therapy is a type of cancer treatment that uses drugs designed to “target” cancer cells without affecting normal cells.

What is the number one carcinogen?

The World Health Organization has classified processed meats including ham, bacon, salami and frankfurts as a Group 1 carcinogen (known to cause cancer) which means that there’s strong evidence that processed meats cause cancer.

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What is the root cause of cancer?

Cancer is caused by changes (mutations) to the DNA within cells. The DNA inside a cell is packaged into a large number of individual genes, each of which contains a set of instructions telling the cell what functions to perform, as well as how to grow and divide.

What is the leading cause of cancer?

Smoking and obesity are the leading causes of cancer in the U.S., a new American Cancer Society analysis finds. Drinking is also a major cause. A fresh look at the causes of cancer has come up with some surprising numbers.

What defines a cancer?

The Definition of Cancer

Cancer is a disease in which some of the body’s cells grow uncontrollably and spread to other parts of the body. Cancer can start almost anywhere in the human body, which is made up of trillions of cells.

Can someone have cancer for years without knowing?

If you’re wondering how long you can have cancer without knowing it, there’s no straight answer. Some cancers can be present for months or years before they’re detected. Some commonly undetected cancers are slow-growing conditions, which gives doctors a better chance at successful treatment.