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Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332

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BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332
Chapter 11, Problem 6CT
Textbook Problem
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Exposure to radioisotopes or other sources of radiation can damage DNA. Humans exposed to high levels of radiation face a condition called radiation poisoning. Why do you think that exposure to radiation is used as a therapy to treat .some kinds of cancers?

Summary Introduction

To explain: The reason why exposure to radiation is used as a therapy to treat some kinds of cancers.

Concept introduction: Radiation therapy is synergistic with chemotherapy and is used before, during and after chemotherapy for cancers. The subspecialty of the oncology concerned with the radiation therapy that is called radiation oncology.

Explanation of Solution

Radiation therapy use high energy radiation to kill the cancer cells and shrink tumors. It is applied to the cancerous tumors because of its ability to control the growth of cell.  High energy radiation, such as ionizing radiation that damages the DNA of the cancerous tissue leading to the cell death.

Doctors may sometimes recommend radiation therapy as a primary treatment for cancer...

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