{"id":115945,"date":"2023-08-24T20:26:25","date_gmt":"2023-08-24T20:26:25","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=115945"},"modified":"2023-08-24T20:26:27","modified_gmt":"2023-08-24T20:26:27","slug":"patient-care-in-radiography-9th-edition-ehrlich-test-bank-chapter-1-22-updated-guide-2022","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/08\/24\/patient-care-in-radiography-9th-edition-ehrlich-test-bank-chapter-1-22-updated-guide-2022\/","title":{"rendered":"Patient Care in Radiography 9th Edition Ehrlich Test Bank Chapter 1 – 22 Updated Guide 2022"},"content":{"rendered":"\n

Patient Care in Radiography 9th Edition Ehrlich
Test Bank
Chapter 01: Introduction to Radiography
Ehrlich: Patient Care in Radiography: With an Introduction to Medical Imaging, 9th
Edition
MULTIPLE CHOICE<\/p>\n\n\n\n

    \n
  1. X-rays were discovered in 1895 by:
    a. Coolidge.
    b. Crookes.
    c. Roentgen.
    d. Edison.
    ANS: C REF: p. 2 OBJ: 1<\/li>\n\n\n\n
  2. Of the following types of electromagnetic energy, which has the shortest wavelength?
    a. Radio waves
    b. X-rays
    c. Visible light
    d. Ultraviolet light
    ANS: B REF: p. 7 OBJ: 7<\/li>\n\n\n\n
  3. Which of the following is NOT an accurate statement regarding the characteristics of x-rays?
    a. They can penetrate matter that is impenetrable to light.
    b. They cause certain crystals to fluoresce.
    c. They can be refracted by a lens.
    d. They cannot be detecteTdEbSyTthBeAhuNmKaSnEsLenLseEsR.
    ANS: C REF: pp. 7-8 OBJ: 8<\/li>\n\n\n\n
  4. An electron cloud surrounding a hot cathode is referred to as a(n):
    a. focusing cup.
    b. ampere.
    c. space charge.
    d. filament.
    ANS: C REF: p. 6 OBJ: 6<\/li>\n\n\n\n
  5. The purpose of rotating the x-ray tube target is to:
    a. create a space charge.
    b. remove long-wavelength photons from the x-ray beam.
    c. focus the electron stream on a small target area.
    d. increase the heat capacity of the anode.
    ANS: D REF: p. 9 OBJ: 6<\/li>\n\n\n\n
  6. An imaginary photon that is emitted from the center of the focal spot, perpendicular to the
    long axis of the x-ray tube, is called the:
    a. electron stream.
    b. x-ray beam.
    c. central ray.<\/li>\n<\/ol>\n\n\n\n

    d. radiation field.
    ANS: C REF: p. 8 OBJ: 10<\/p>\n\n\n\n

      \n
    1. A device used to control the size of the radiation field is a:
      a. collimator.
      b. detent.
      c. tube housing.
      d. filter.
      ANS: A REF: p. 8 OBJ: 11<\/li>\n\n\n\n
    2. The function of an x-ray grid is to:
      a. decrease patient radiation dose.
      b. increase radiographic resolution.
      c. increase radiographic contrast by reducing scatter radiation fog.
      d. increase radiographic density.
      ANS: C REF: p. 14 OBJ: 11<\/li>\n\n\n\n
    3. The majority of radiography education programs today are based in:
      a. proprietary schools.
      b. hospitals.
      c. clinics.
      d. colleges.
      ANS: D REF: p. 4 OBJ: 3<\/li>\n\n\n\n
    4. The container for the vacuTumESofTtBheAxN-KraSyEtuLbLe EisRm.aCdeOoMf:
      a. glass.
      b. aluminum.
      c. tungsten.
      d. carbon.
      ANS: A REF: p. 5 OBJ: 4<\/li>\n\n\n\n
    5. X-rays are a type of:
      a. electricity.
      b. microwave.
      c. kinetic energy.
      d. electromagnetic energy.
      ANS: D REF: p. 6 OBJ: 7<\/li>\n\n\n\n
    6. The frequency of an electromagnetic sine wave is defined as:
      a. the distance from trough to crest.
      b. the distance from one crest to the next.
      c. the number of times per second that a crest passes a given point.
      d. the velocity at which the wave travels through space.
      ANS: C REF: p. 6 OBJ: 9<\/li>\n\n\n\n
    7. Which of the following formulas represents the relationship between the wavelength,
      frequency, and velocity of an electromagnetic wave?
      a. f = \u03bb \uf0b4 v
      b. V = \u03bb \uf0b4 f
      c. \u039b = f \u00f7 v
      d. f = \u03bb \u00f7 v
      ANS: B REF: p. 6 OBJ: 9<\/li>\n\n\n\n
    8. Which of the following substances is most readily penetrated by x-rays?
      a. Water
      b. Air
      c. Bone
      d. Fat
      ANS: B REF: p. 7 OBJ: 8<\/li>\n\n\n\n
    9. Grids or buckys are generally used for body parts that measure greater than:
      a. 2 to 4 cm.
      b. 10 to 12 cm.
      c. 18 to 20 cm.
      d. 30 cm.
      ANS: B REF: p. 15 OBJ: 11<\/li>\n\n\n\n
    10. The access point for the radiographer to determine the exposure factors and to initiate the
      exposure is called the:
      a. transformer.
      b. image receptor unit.
      c. control console.
      d. stationary grid.
      ANS: C REF: p. 16 OBJ: 11<\/li>\n\n\n\n
    11. An x-ray machine designed for direct viewing of the x-ray image is called a(n):
      a. image receptor.
      b. transformer.
      c. control console.
      d. fluoroscope.
      ANS: D REF: p. 17 OBJ: 11<\/li>\n\n\n\n
    12. A device located between the x-ray tube and the control panel that increases the voltage
      delivered from the power company is called a:
      a. collimator.
      b. transformer.
      c. control console.
      d. fluoroscope.
      ANS: B REF: p. 16 OBJ: 11<\/li>\n\n\n\n
    13. The anode or positive end of the x-ray tube is the end that contains the:<\/li>\n<\/ol>\n\n\n\n

      a. target.
      b. filament.
      c. focusing cup.
      d. space charge.
      ANS: A REF: p. 6 OBJ: 5<\/p>\n\n\n\n

        \n
      1. The inventor of the fluoroscope, who also investigated hundreds of fluorescent materials, was:
        a. Coolidge.
        b. Pupin.
        c. Roentgen.
        d. Edison.
        ANS: D REF: p. 3 OBJ: 2<\/li>\n\n\n\n
      2. The inventor of the hot cathode x-ray tube, the prototype of the x-ray tubes of today, was:
        a. Coolidge.
        b. Pupin.
        c. Roentgen.
        d. Edison.
        ANS: A REF: p. 3 OBJ: 2<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

        Patient Care in Radiography 9th Edition EhrlichTest BankChapter 01: Introduction to RadiographyEhrlich: Patient Care in Radiography: With an Introduction to Medical Imaging, 9thEditionMULTIPLE CHOICE d. radiation field.ANS: C REF: p. 8 OBJ: 10 a. target.b. filament.c. focusing cup.d. space charge.ANS: A REF: p. 6 OBJ: 5<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-115945","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/115945","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=115945"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/115945\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=115945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=115945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=115945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}