LRA 218 / LAR 218 Week 1 Quiz – Verified Questions & Answers

WEEK1QUIZ(LRA218)LAR218 s s s s s s




ANSWEREDEXAMINATIONPAPER
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1. thebendingorforcingofthehandlaterallywiththehandpronatedina
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posteroanterior (PA) projection is known as:: ulnar deviation
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2. whatisthedistancebetweenthetabletopandBuckytrayonmostfloating
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tabletop type of tables?: 3 to 4 inches (8 to 10cm)
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3. howshouldtheoriginalkVrangebechangedwithafiberglasscastapplied for a
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wrist or forearm radiographic procedure?:increase 3 to 4 kV
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4. whichspecialprojectionofthewristwillopenuptheinterspaceontheulnar side of
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the wrist?: radial deviation
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5. how much CR angulation to the long axis of the hand is required for the
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tangential,inferosuperiorprojectiontodemonstratethecarpalsulcus
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(canal)?: 25 degrees to 30 degrees
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6. whichspecialprojectionofthewristisidealfordemonstratingpossible s s s s s s s s s s




calcification in the dorsal aspect of the carpals?: carpal bridge
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7. a patient enters the emergency department (ED) with a smith fracture. which
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regionoftheupperlimbmustberadiographedtodemonstratethis injury?:
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wrist and forearm
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8. aradiographofatangential,inferosuperiorprojectionofthecarpalcanal
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reveals that the hamate is superimposed over the pisiform. which of the
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following measures will correct this problem?: rotate the wrist and hand 10
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degrees internally
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9. a patient enters the ED with a possible scaphoid fracture. the patient is unableto
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assumetheulnardeviationposition.whichofthefollowingpositions should be
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performed to confirm the diagnosis?: modified Stecher
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10. a patient with a history of carpal tunnel syndrome comes to radiology. the
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physicianwantstoruleoutabnormalcalcificationsinthecarpalsulcus.which ofthe
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followingprojectionswouldbestdemonstratethisregion?:Gaynor-Hart method
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11. howmany carpal bones are found inthe wrist?:8 s s s s s s s s s




12. what is the most commonly fractured carpal bone?:scaphoid s s s s s s s s




13. which wristligamentisattached tothestyloidprocessoftheulnaand s s s s s s s s s s s s




continues to the triquetrum and pisiform?: ulnar collateral ligament
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