Mosby's CT Registry Review 3rd Edition: Practice Exam with 100% Correct Answers
Mosby's CT Registry Review 3rd Edition: Practice Exam with 100% Correct Answers The use of water as an oral contrast material for CT of the abdomen and/or pelvis has several potential advantages, including: 1. increased palatability and improved pt comfort 2. better demonstration of enhancing bowel wall 3. no interference with 3D applications - ANS: 1, 2, and 3 The use of water as a neg contrast agent is becoming increasingly common for many CT applications for the abdomen and pelvis A pt's BP is measured 140/70 mm Hg. The number 140 represents: a. pressure within arterial vessels during contraction of the heart b. pressure exerted on the chambers of the heart while it is relaxed c. pressure within the arterial vessels while heart is relaxed d. pressure exerted on the chambers of the heart during a contraction - ANS: the pressure within arterial vessels during contraction of the heart A(n) ___ CM may be described as one that does not dissociate into charged particles in a solution. - ANS: nonionic Ionic contrast materials are salts that form independent particles in aqueous solutions. Nonionic contrast materials don't dissociate into charged particles (ions) when placed in solution. Proper immobilization during a CT procedure may involve the use of: 1. soft, hook-and-loop (Velcro) immobilization straps 2. adhesive medical tape 3. good pt communication - ANS: 1 and 3 only The normal range of GFR for men is:
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mosbys ct registry review 3rd edition
