Edited Persuasive Speech: Why X-Rays Are Not Dangerous Research Paper

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Monroe's Motivated Sequence: The Benefits Of X-rays

Specific purpose: My specific purpose is to inform you of the benefits of x-rays.

Audience outcome: I want my audience to feel less anxious about getting x-rays

Attention getter: Is everything hazardous to your health?

Psychological orientation: It can certainly seem that way if you watch the local news or read scary stories on the Internet. X-rays are yet another one of the benefits of science that many people fear because of the radiation X-ways can release.

Logical orientation: But you should be far more afraid of the risks of not getting X-rays when you need to have them as a result of a medical condition or to receive potentially beneficial screening. The ability of X-rays to pass through human tissue can be of great positive benefit whether you have a problem with a tooth, a broken bone, or any number of health-related needs. The risks of X-rays have been considerably overstated by those who fear the technology. So long as they are not used in excess and proper precautions are taken, there is nothing to fear (Attwood 1999).

Body

Transition: One antidote to this fear is knowledge: it is helpful and necessary to understand precisely what X-rays are.

Need step: Now I will address the need to understand x-rays

a. According to Mettler (2005) because X-rays have a long wavelength as compared to light, they are able to painlessly pass through human tissue.

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b. Once the X-rays pass through the patient they are then collected on a computer-imaging sensor.

c. X-ways exhibit what is called a 'shadow gram' in which less dense soft tissue is contrasted with bone. X-rays can pass through soft tissues more easily than hard tissues (Mettler 2005).

d. This creates the classic black-and-white photographic appearance.

e. X-ray machines consist of X-ray ray tubes, lead shielding, and photographic plates to minimize risk. The X-ray tube is like a giant bulb that uses high voltage electricity; lead shielding is designed to direct the X- rays to the specific sections of the body being examined and prevent exposure to other areas.

f. The photographic plate captures images by the X-rays and the machine is as a whole is connected to a computer to allow a digital image to be produced. Sometimes the patient may be required to undergo more than one X-ray from a different angle.

g. X-rays can be used to detect breast cancer (through a procedure known as mammography); lung infections; bone fractures; infections; blocked vessels; enlarged hearts; bone cancer; fractures; dental decay; arthritis; osteoporosis; even foreign bodies and digestive issues. The information provided by X-rays can be potentially life-saving.

Transition: Now you understand how X-rays are done so they seem less frightening.

Satisfaction step: Now I will satisfy your curiosity about….....

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