https://www.vetnurse.co.uk/nursing/w/vet-nurse-revision-2/670/producing-a-radiographic-imageWelcome to the Revision Guide for Student Nurses (Part II) by Vanessa Bird VN. This guide contains notes, self-test questionnaires and practical tasks to help you through your exams (Level 2/3 NVQ, and beyond), and to use as a reference afterwards.Apren-USTelligent Community 10https://www.vetnurse.co.uk/nursing/w/vet-nurse-revision-2/670/producing-a-radiographic-imageTue, 21 Apr 2009 06:59:27 GMT1a0763ec-3885-442c-853e-6cef656dfec5:e7313eac-1dd7-4ebf-b662-8732261f166bArlo Guthriehttps://www.vetnurse.co.uk/nursing/w/vet-nurse-revision-2/670/producing-a-radiographic-image#commentsCurrent Revision posted to Revision Guide For Student Nurses - Part 2 by Arlo Guthrie on 4/21/2009 6:59:27 AM<br /> <p><span class="h1img"><strong>QUESTIONS</strong></span></p> <ol class="wikiextraspace"> <li>Define radiography. </li> <li>Define radiology. </li> <li>Which 2 members of the electromagnetic spectrum possess the highest frequency and the shortest wavelength? </li> <li>What are electromagnetic radiations made up of? </li> <li>What 4 properties are possessed by all the members of the electromagnetic spectrum? </li> <li>What 3 special properties do x-rays possess? </li> <li>What is an atom? </li> <li>What is meant by the &quot;atomic number&quot; of an element? </li> <li>What is a compound? </li> <li>X-rays are generated in the tube head of the x-ray machine. Name the 2 types of tube head available. </li> <li>Why is a rotating anode superior to a stationary anode? </li> <li>A rotating anode is mounted upon a molybdenum rod which spins at speeds of up to 10,000 rpm. Why is molybdenum used? </li> <li>At what angle is the target area set on a rotating anode? </li> <li>What is the cathode? </li> <li>Why is tungsten the material of choice for the cathode? </li> <li>What is the anode? </li> <li>How are x-ray photons produced within the tube head? </li> <li>What 2 factors increase the speed of the electrons travelling from the filament to the target? </li> <li>What is the glass envelope contained within and why? </li> <li>What is the term used to describe a small electrical current passed through a filament and the subsequent release of an electron cloud following heat generation? </li> <li>What is the function of the step-down or filament transformer? </li> <li>What is the function of the step-up or high-tension transformer? </li> <li>What is the function of the focusing cup? </li> <li>What is the focusing cup made of? </li> <li>Why is the target set in a copper stem? </li> <li>What is meant by the terms &quot;actual focal spot&quot; and &quot;effective focal spot&quot;? </li> <li>How is focal spot size adjusted? </li> <li>What is the advantage of the fine focus? </li> <li>What is the advantage of the coarse (or broad) focus? </li> <li>What is the main disadvantage of the fine focus? </li> <li>What is the main disadvantage of the coarse (or broad) focus? </li> <li>Define the &quot;penumbra effect&quot;. </li> </ol><div style="clear:both;"></div>