Background radiation

contraindication of contrast media In the radiation they are using many tints , e.g. barium also We are using in the nuclear medicine and it’s called radiopharmaceuticals such as Carbon-11 , Chromium-51 , Fluorine-18FDG , Gallium-87 , Gallium-86 citrate , Technetium-99 , Iodine-123 and Iodine-131 . there are all these different uses pigments have benefits and harm . Firstly , we will talk about Iodine-123 is used to diagnoses the patients . It use for routine scan the time of…

give off small amounts of radiation that can be read by a camera. A computer puts all of these little points of radiation together to make a picture. Radio isotope imaging is used by more than 10,000 hospitals worldwide and has become a valuable tool in the detection of many diseases.…

Slow, sleepy, Sunday mornings are the best with you. Your little toasty toes pitter across the floor while you linger closely at my heels babbling in a language only you could ever understand. With my coffee in hand we begin our day. Mundane tasks of laundry and dishes turns into your adventure of, "How much of a mess can I make?" You always seem to be right under my feet and I'm tripping. I'm tripping and falling. Falling -in love- with you. Dearest Daughter, I see myself in you. Today you…

Session on surgery, radiation therapy and chemotherapy are the conventional treatment options for cancer therapy. To maximize the killing effects to the tumor, the combination therapy with surgery and radiation, or chemotherapy are most often used (Tannock 1998). However, for treatment of small, poorly defined metastases or tumors embedded within vital regions, such as brain, conventional treatment options may not be able to provide effective therapeutic outcome (Hirsch, Stafford et al. 2003).…

In the first experiment we use the solubility of pigments to distinguish and observe them. Solubility refers to how much of a particular substance can dissolve in a particular solvent. In this experiment we use the solubility of the different colored pigments in the leaf to identify the different pigments. For example, when looking at a normal leaf, you only see that it is green because chlorophyll a and chlorophyll b are the most abundant in green leaves because those chlorophyll’s pigment is…

Resonance Imaging (MRI) is a popular machine used to image the human anatomy in multiple cross sectional slices. Unlike Computed Tomography, MRI machines do not use any ionizing radiation to develop these images. However, an extremely strong magnetic field and with radio waves are used instead. While there is no radiation risks associated with MRI, it is important to understand that the large magnetic field may contaminate surrounding metals. When a facility decides to acquire an MRI unit,…

X-rays are a very powerful and valuable technique that can provide important and lifesaving information. Fluoroscope, is an x-ray device that allows physicians to view live images inside the human body that are projected onto a viewing monitor during a diagnostic and intraoperative procedures. This machine uses X-rays to give real-time video images on the area of interest making it possible to see internal organs in motion such as blood flow and catheter insertion. A Fluoroscopy captures these…

to cause cancer. In order to fully comprehend this inquiry, one must have background knowledge on how cellphones operate. Cell phones emit RF (radiofrequency) waves from their antennas to cell phone towers. The phone calling and the phone receiving bear different frequencies but a cellular phone tower accommodates them with a specific frequency pair and thus the call is connected. RF waves are a form of non-ionizing radiation, meaning that…

In modern air warfare without effective Suppression of Enemy Air Defenses U.S. air power is far less lethal. The Suppression of Enemy Air Defenses (SEAD) is a mission that came to be in the war in Vietnam. With the creation of modern Integrated Air Defense Systems (IAD), U.S. Air power could be loses its effectiveness while still maintaining Air Superiority. While enemy fighters may have not been a threat during most missions the possibility of being shot down by a Surface to Air Missile…

Effects of Social Media on Today 's Society Today technology is changing the world in many ways it seems we aren’t able to control. Social media and cell phones are beginning to change our lives and the way we live daily. We tend to pay more attention to our phones than we do anything else around us. Some don’t tend to realize the risks they are taking. People don’t communicate as much in person as they used too. How many accidents occur from people being on their phones while driving? Are…