Arrt ct registry Questions & Answers Rated 100% Correct!!

1. The normal range of respiration of an adult is A. 5- 10 breaths per minute B. 12-20 breaths per minute c. 20-30 breaths per minute D. 35-50 breaths per minute - Answer-B. 12-20 2 which of the following is a parenteral route of medication administration A. sublingual B. Intramuscular C. transdermal D. Oral - Answer-B. Intramuscular 3 The preperation for a contrast- enhanced CT exam of a patient with prior allergic reaction to iodinated contrast media may include A. pre medication with steroids and antihistamines B. administration of a negative contrast agent C. increase in fluids for 24 hours before the exam D. refraining from urination for 2 hours before the exam - Answer-A. premedication with Steroids and antihistamines 4 A patient in shock may exhibit which of the following symptoms: A. tachycardia B. rapid, shallow breathingC. cyanosis D. all the above - Answer-D. all the above 5 which of the following infection control techniques is required at the site of an intravenous injection of iodinated contrast media? A. contact Isolation B. surgical asepsis C. medical asepsis D. enteric precautions - Answer-B. surgical asepsis 6 A common site for the intravenous injection of iodinated contrast media is the A. cephalic vein B. antecubitlal vein C. basilic vein D. all the above - Answer-D. all the above 7 which of the following technical factors exhibits a direct effect on patient dose? a. matrix size b. algorithm c. milliampere-seconds (mAs) d window level - Answer-c. milliampere-seconds (mAs) 8 prior to an intravenous injection of iodinated contrast material, the patient should be questioned regarding 1. renal function2. allergic history 3. cardiac history a. 1 only b. 2 only c. 3 only d. 1, 2, and 3 - Answer-d. 1, 2, and 3 9 used in determining the biologic effect of iodinated contrast media, the term ___________refers to the number of ions formed when a substance dissociates in solution. a. solubility b. osmolality c. concentration d. iodination - Answer-b. osmolality 10 which of the following laboratory values can be used to evaluate the renal function of a patient. a. blood urea nitrogen (BUN) b. partial thromboplastin time c. creatinine d. both a and c - Answer-d. both a and c