G radiation exposure - Study guides, Class notes & Summaries

What is the inverse square law when it comes to radiation -:- Standing back by double the distance from a source of radiation (d to 2d) will quarter the dose to the radiologist or radiographer. It means that when you double the distance from the source of radiation, the intensity of radiation is diminished to a 1/4 of what it was originally. which exposure technique do the american academy of oral and maxillofacial radiology and the american association of dental schools recommend? ...

in X-radiation, ionization occurs when? -:- Photons penetrate matter what are found in the nucleus of an atom? -:- Protons and Neutrons A Gray (rad)is defined as the -:- unit of absorbed dose of radiation per gram of tissue which cell type is most sensitive to carcinogenesis following porlonged exposure to ionizing radiation? -:- Blood What part of an atom that carries a negative charge? -:- Electron the biologic effect of ionizing radiation is related to the? 2 0 2 4 / 2 0 2 5...

Which condition specific to search and rescue operations should be communicated to crew members and/or your supervisor? A. Wind direction and speed B. Names of victims or occupants C. Building's construction classification D. Known locations of victims or occupants ~~>D. Known locations of victims or occupants 2. Which basic firefighting skill serves as an essential survival skill during search and rescue operations? A. Forcing a window or cutting through debris B. Using air m...

Which of the following occur minutes to hours after exposure to ionizing radiation? 1.) functional damage & morphological changes 2.) Appearance of atypical cells 3.) Cataract formation → 1 & 2 If the operator stands behind a portable shield, which may allow scattered radiation to pass around it's edges; total radiation dose reduction would be approximately: a.) 50% b.) 75% c.) 92% d.) 99% → 99% Which of the following are SHORT TERM stepwise effects of radiation exposure? 1...

Exam 1: NUR2790/ NUR 2790 (Latest 2024/ 2025 Update) Professional Nursing III Review| Questions and Verified Answers| 100% Correct| Grade A- Rasmussen Q: The nurse is developing a plan of care for the client experiencing neutrope- nia secondary to chemotherapy. The nurse plans to Answer: Teach the client and family about the need for hand hygiene Q: A client with prostate cancer is receiving chemotherapy. The client devel- ops thrombocytopenia. The nurse considers which of the fol...

NGN ATI RN Adult Medical Surgical Exam 2023 B V4| Questions and Verified Answers| 100% Correct| Grade A Q: A nurse is providing teaching to a client who has esophageal cancer and is to undergo radiation therapy. Which of the following statements should the nurse identify as an indication that the client understands the teaching? Answer: "I will use my hands rather than a washcloth to clean the radiation area." Rational: The client should gently wash the radiation area with their hand...

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ALL HESI EXIT Questions and Answers Test Bank; A+ Rated Guide STUDY FOR EXIT HESI/ATI EXAM ALL HESI EXIT Questions and Answers Test Bank; A+ Rated Guide (2022) 271. A client receives a new prescription for simvastatin (Zocor) 5 mg PO daily at bedtime. What action should the nurse take? (correct Answer- Administer the medication as prescribed with a glass of water 272. Which client should the nurse assess frequently because of the risk for overflow incontinence? A client Who is confused and f...

This is a device used to reduce the amount of scatter radiation that reaches an extraoral film during exposure. -:- grid Identify the error that causes teeth to appear foreshortened on a radiograph. -:- excessive vertical angle Identify the benefit of using a long-cone (16 inch) position-indicating device, versus a shortcone (8inch) position indicating device. -:- less magnification What is the angulation of the central ray when using the bisection angle technique? -:- 90 degrees t...

Radiation -:- a form of energy carried by waves or stream of particles X-radiation -:- a high-engery radiation produced by the collision of beam of electrons with a metal taget in an x-ray tube X-ray -:- a beam of energy that has the power to penetrate substances and record image shadows on photographic film or digital sensors Radiology -:- the scince or study of radiation as used in medicine Radiograph -:- a two-dimensional respresentation of a three-dimensional object Dental...