Collimator Samenvattingen, Aantekeningen en Examens

Nuclear Medicine Board Review Instrumentation Exam Questions And Answers TCM-99m DISIDA - ANS HEPATOBILIARY TC-99m DMSA - ANS RENAL CORTICAL SCANNING TC-99m DTPA AEROSOL - ANS LUNG TC-99m DTPA IV - ANS BRAIN RENAL (GFR) TCM-99 DTPA (ORAL) - ANS LIQUID GASTRIC EMPTYING TCM-99 ECD - ANS BRAIN SCAN TC-99m HMPAO - ANS BRAIN TC-99m LABELED RBC - ANS GI BLEEDING SCAN TCM-99 MAA - ANS LUNG TC-99m MAG3 - ANS RENAL BLOOD FLOW AND FUNCTION T...

Test Bank on Essentials of Dental Radiography 9th Edition By Evelyn Thomson,Orlen Johnson Table of Contents Chapter 1 ....................................................................................................................................... 2 Chapter 2 ....................................................................................................................................... 9 Chapter 3 ........................................................................................

Test Bank for Bontragers Textbook of Radiographic Positioning and Related Anatomy 10th Edition by Lampignano. Test Bank for Bontragers Textbook of Radiographic Positioning and Related Anatomy 10th Edition by Lampignano.Test Bank for Bontragers Textbook of Radiographic Positioning and Related Anatomy 10th Edition by Lampignano. Test Bank for Bontragers Textbook of Radiographic Positioning and Related Anatomy 10th Edition by Lampignano. Test Bank for Bontragers Textbook of Radiographic Positioning...

Which of the following changes in (KVP) will result in the greatest reduction of patient dose, when (MAS) is adjusted to compensate for the change? correct answer: Increase kVp by 30% Which of the following (IR) system speeds will result in the lowest patient dose? correct answer: Faster speed IR system What is the primary purpose of using gonad shields during radiography? correct answer: Reduce the likelihood of genetic effects Contact & shadow are two types of gonad shield correct ...

Chapter 03: Radiation Characteristics Iannucci: Dental Radiography, 5th Edition MULTIPLE CHOICE 1. In dental radiography, the term ________ is used to describe the mean energy or penetrating ability of the x-ray beam. a. quality b. quantity c. intensity d. wavelength ANS: A Quality is used to describe the mean energy or penetrating ability of the x-ray beam. Quantity refers to the number of x-rays produced. Intensity is defined as the product of the quantity and quality per...

HESI EXIT EXAM STUDY VERIFIED QUESTIONS AND ANSWERS 2023 LATEST UPDATE GRADED A A radiographer prepares to perform an AP projection of the distal femur on a patient with a suspected femoral fracture. Which represents the best approach for positioning both the patient and the x-ray tube? A. Rotate the leg 15 degrees medially; place the cathode end of the tube toward the foot. B. Rotate the leg 15 degrees medially; place the anode end of the tube toward the foot. C. Do not rotate the l...

TEST BANK 3RD EDITION DIGITIAL RADIOGRAGHY & PACS CHAPTER 03 QUESTIONS & ANSWERS 2023 Chapter 03: Digital Radiographic Image Processing and Manipulation Carter: Digital Radiography and PACS, 3rd Edition MULTIPLE CHOICE 1. Failure of the reader to find the collimation edges of an a. will result in image cutoff. b. may cause the image to be too bright or too dark. c. will eliminate all scatter. d. will have no effect on the resultant image. ANS: B OBJ: Describe the formati...

ARRT BOARD EXAM What is the TD 5/5 for the kidney? - ANSWER 23 Gy What would a QA level 1 action item require? - ANSWER Inspection, but treatment can continue What is the backscatter factor at the level of Dmax? - ANSWER Tissue Air Ratio (TAR) What technique can be used to accomplish forced shallow breathing? - ANSWER Gating What are the...

Basic Gamma Camera Components -ANSWER Collimator, NaI scintillation crystal, light guide, PMT array How does the collimator work? -ANSWER Controls which gamma rays are accepted by absorptive collimation, forming a projected image of the distribution on the surface of the crystal. What information do event signals contain? -ANSWER Position and energy information (could also contain time information). Reflective Material Around Crystal -ANSWER Maximizes light output. Aluminum Casing Ar...

In order for an x-ray photon to be measured it must: 1. enter the detector chamber 2. be absorbed by the detector material 3. be converted to a measurable event CORRECT ANSWER 1,2,3 Which system component converts the projection attenuation data into the proper digital form for the array processor? CORRECT ANSWER analog-to-digital converter Which of the following is NOT a function of a PACS system? a. reconstruction of the image from the raw data b. long term data storage c. digital ...

Radiation cannot be - Answer-seen, heard or felt Quality assurance in radiography is a - Answer-Legal requirement Recall patients who have a high caries risk should be radiographed at what intervals using horizontal bitewings? - Answer-6 months What is the purpose of black paper in intraoral film packets? - Answer-Prevents exposure of the film to light What is classed as a safe level of X-ray exposure? - Answer-There isn't a safe level What are extraoral cassettes marked with? - Answer-T...