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TCDHA RAD 1 ACTUAL EXAM NEWEST 2025/2026 NEWEST ACTUAL EXAM WITH COMPLETE QUESTIONS AND VERIFIED ANSWERS |ALREADY GRADED A+|

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TCDHA RAD 1 ACTUAL EXAM NEWEST 2025/2026 NEWEST ACTUAL EXAM WITH COMPLETE QUESTIONS AND VERIFIED ANSWERS |ALREADY GRADED A+|

Institution
TCDHA RAD 1
Course
TCDHA RAD 1

Content preview

Page |1


TCDHA RAD 1 ACTUAL EXAM NEWEST 2025/2026 NEWEST
ACTUAL EXAM WITH COMPLETE QUESTIONS AND
VERIFIED ANSWERS |ALREADY GRADED A+|



Your 35-year-old patient has clinical attachment loss in the
posterior teeth. What type of bite-wing images should you take,
and what size receptor should you use? - ANSWER-Vertical; 2



In the adult patient, which size receptor is recommended for
bitewing exposures? - ANSWER-Size 2



When determining vertical angulation, if the PID is positioned
above the occlusal plane and the central ray is directed
________, the vertical angulation is termed ____________. -
ANSWER-Downward; positive



Where should you position the meisal edge of the receptor when
taking a premolar bite-wing image? - ANSWER-Midline of the
mandibular canine

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Where should you position the mensal edge of the receptor when
taking a molar bite-wing image? - ANSWER-Distal of the
mandibular first premolar



What vertical angulation should you use when adjusting the PID
to take bite-wing images with bite-tabs? - ANSWER-+10 Degrees



A beam of energy that has the power to penetrate substances and
record image shadows on a receptor is... - ANSWER-An x-ray



Radiology - ANSWER-A branch of medicine that deals with the
use of x-rays



X-radiation is a high-energy radiation produced by.... - ANSWER-
The collision of a beam of electrons with a metal target in an X-
ray tube.



Who observed that discharges emitted from the negative
electrode of a vacuum tube traveled in straight lines, produced

, Page |3


heat, and resulted in a greenish fluorescence. - ANSWER-Johann
Hittorf in 1870



William Crookes discovered... - ANSWER-That cathode rays were
streams of charged particles; 1870s



Who INTRODUCED the paralleling technique? - ANSWER-C.
Edmund Kells (1896)



Who MODIFIED the BISECTING technique and introduced the
bite-wing technique? - ANSWER-Howard Riley Raper (1925)



What is an image? - ANSWER-Is a picture or likeness of an object



A radiograph is... - ANSWER-An image of two-dimensional
representation of a three-dimensional object.



A DENTAL radiograph is... - ANSWER-Is the dental image
produced on a recording medium

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TCDHA RAD 1
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TCDHA RAD 1

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