Ramer · Alavi Nuclear Medicine Technology

9810 Gastrointestinal Tract Scintigraphy4) How is a radiopharmaceutical administered whena LeVeen shunt is evaluated?a. by intravenous injectionb. by intraperitoneal injectionc. by subcutaneous injectiond. by intrathecal injection5) The ejection fraction of the gallbladder can be evaluatedusing:a. cimetidineb. dipyridamolec. cholecystokinind. dobutamine6) If no gallbladder is seen at one hour following injectionof 99m Tc DISIDA, what should be done?a. cimetidine should be givenb. images should be taken at 24 hoursc. images should be taken at 4 hoursd. the exam should be ended7) While performing a liver scan with sulfur colloid, thetechnologist notices that lung uptake is present. This isprobably due to:a. free pertechnetate in the sulfur colloid preparationb. too much Al 3+ ion in the pertechnetate that was usedfor labelingc. lung metastasesd. patient being injected in the supine position8) The function of a LeVeen shunt is to:a. treat hydrocephalusb. drain peritoneal fluid into the inferior vena cavac. drain peritoneal fluid into the superior vena cavad. divert CSF flow