Alara concept Study guides, Class notes & Summaries

DANB RHS Exam Questions And Answers A+ Review What is a PA X-Ray? - ANS-Periapical x-rays are x-rays taken to see an entire tooth and its surrounding structures to identify periapical anatomy. What are the different PA X-ray techniques? Explain how they work. - ANS-1. Paralleling - placing the the sensor+film parallel to the long axis of the tooth and placing the central x-ray film perpendicular to the long axis of the tooth (Film size #1 and #2 are typically used) 2. Bisecting - Place...

ALARA is CHAPTER 2 - Patient Care correct answer: Written instructions for handling of biohazardous materials, safe use of the product, and cleanup and disposal directions are called: correct answer: MSDS Routes of entry of toxic chemicals may include: correct answer: inhalation, swallowing, or absorption through skin or mucous membranes Older patients should be scheduled: correct answer: As early in the day as possible Patients who have been NPO should be scheduled: correct...

The scanner's ability to freeze motion is known as: contrast resolution. correct answers temporal resolution Prospective gating acquires data throughout the entire cardiac cycle. correct answers False Which of the following refers to a serious decline in renal function following an IV injection of contrast material? correct answers Contrast Induced Nephropathy (CIN) Calcium scoring by MDCT is used to identify and quantify: correct answers atherosclerosis. CT images acquired with eq...

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Periodontal disease - ANSWERInfection of the structures that support the teeth (gums and bones) Mercury, silver & tin - ANSWERWhat is amalgam fillings composed of Periodontal disease - ANSWERBone loss in the jaw is an indication of what disease Concept of radiation that states that exposure should be kept "as low as resonably possible" - ANSWERWhat is the ALARA concept Positive - Anode Negative-Cathode - ANSWERWhat is the positive & negavtove electrode in the x-ray tube Film, phosphorous...

NCRP report no. ( limitation of exposure to ionizing radiation) correct answersProvides the most recent guidance on radiation production EfD Limiting system correct answersSet of numeric dose limits that are based on calculations of the various risks of cancer and genetic (hereditary) effects to tissues or organs exposed to radiation EfD correct answersThe sum of body external and internal whole body exposures is considered when establishing this limit ICRP correct answersLeading intern...

Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical Radiography, 8th Edition MULTIPLE CHOICE 1. Consequences of ionization in human cells include 1. creation of unstable atoms. 2. production of free electrons. 3. creation of highly reactive free radicals capable of producing substances poisonous to the cell. 4. creation of new biologic molecules detrimental to the living cell. 5. injury to the cell that may manifest itself as abnormal function or los...

Advantages of digital imaging include: -superior gray-scale resolution -increased speed of image viewing -lower equipment and film cost -increased efficiency -enhancement of diagnostic images -effective patient education tool -eco-friendly alternative (pages 73-75 in textbook) a form of energy carried by waved or a stream of particles radiation lead plate with a central hole that fits directly over the opening of the metal housing, where the x-rays exit-restricts the size of the x-r...

TEST BANK FOR RADIATION PROTECTION IN MEDICAL RADIOGRAPHY 8th EDITION BY SHERER COMPLETE. Why should the selection of technical exposure factors for all medical imaging procedures always follow ALARA? a. So that referring physicians ordering imaging procedures do not have to accept responsibility for patient radiation safety. b. So that radiographers and radiologists do not have to acpatient radiation safety. c. Because radiation-induced cancer does not appear to have a dose level below ...

radiation_protection_in_medical_radiography_8th_edition_sherer_test_bank (1)Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical Radiography, 8th Edition MULTIPLE CHOICE 1. Consequences of ionization in human cells include 1. creation of unstable atoms. 2. production of free electrons. 3. creation of highly reactive free radicals capable of producing substances poisonous to the cell. 4. creation of new biologic molecules detrimental to the living cell....