Examination 1 Revisit Questions (Green Book)

In preparation for a 201 Tl stress test, patients are instructed to fast to:

B. minimize tracer uptake in the gastrointestinal tract

Which of the following agents used for pharmacologic stress testing remains in the plasma for the greatest length of time?

D. Dipyridamole

SPECT liver imaging with 99mTc-Sulfur Colloid is performed how soon after tracer administration?

B.10-15 min

Significantly increased serum bilirubin levels will most likely cause which of the following to be visualized on hepatobiliary images?

A. Kidneys

Localization of a Meckel’s diverticulum can be accomplished with which of the following radiopharmaceuticals?

E. 99mTc-Pertechnetate

In infants, 24 hr images are sometimes performed over what area to demonstrate gastroesophageal reflux?

B. Lung Fields

Which of the following is/are not normally visualized on a Ga67 image acquired 72 hr after tracer administration?

C. Kidneys

Which of the following statements about “transmission-based precautions” is false?

B. These precautions replace “standard precautions”.

Which of the following statements about pentetreotide is true?

A. It exhibits no human antimurine antibody (HAMA) effect.

Sodium phosphate 32P may be used to treat which of the following conditions?

E. Polycythemia Vera

Supersaturated potassium iodide solution may be administered to the patient for therapy with which of the following radiopharmaceuticals?

D. 131I-Tositumomab

111In Pentetreotide should not be administered through an intravenous line containing:

B. a total parenteral nutrition mixture

Dual-isotope gastric emptying studies use which of the following radiopharmaceuticals for each phase of gastric emptying?

A. 111In-Pentetate (Liquid Phase), 99mTc-Sulfur Colloid (Solid Phase)

Which of the following radiopharmaceuticals can be used to assess vesicoureteral reflux by the indirect method?

C. 99mTc-Pentetate

The red cell survival test is most often performed on a patient with suspected:

A. Hemolytic anemia

Which type of collimator should be used for organ counting during a red cell sequestration study?

D. Flat Field

If a plasma volume has been determined to be 15 L, which of the following events has most likely occured? (Continue to study this section)

E. Infiltration of the tracer

A biohazard warning label would be found on all of the following except a:

D. unit of blood released for clinic use

The total blood volume may be calculated by dividing the plasma volume measured with labeled albumin by the: (continue studying)

D. Corrected plasmacrit

If radioactivity in the circulation from a previous nuclear medicine test is unaccounted for, results of a plasma volume determination will be: (study this section)

A. falsely decreased

The recommended amount of captopril to be given orally an hour before renal imaging in a hypertension study is:

C. 25-50 mg

Imaging with 111In-Pentetreotide routinely includes what areas of the body?

D. Head to upper femurs

A patient scheduled for scintimammography has symptoms involving her left breast. Which of the following sites is the best choice for injection of the radiopharmaceutical?

C. right antecubital area

According to the NRC, 99Mo contamination in 99mTc eluate must be measured how often?

C. only after the first elution

All of the following procedures may be performed with 99mTc-Sulfur Colloid except?

D. Meckel’s diverticulum localization

If an MAA kit must be reconstituted with 3.5 mL of 99mTc-Pertechnetate, what are the consequences if only 2.0 mL are added to the kit?

A. Patients will receive more MAA particles per millimeter of 99mTc-MAA

Reconstituted “cold” pyrophosphate is administered to the patient in which red blood cell labeling method(s)?

B. Both the vivo method and the modified in vivo method

According to the USP, most 99mTc-labeled radiopharmaceuticals should have a radiopharmaceutical purity of at least what percentage to be administered to patients?

C. 90%

Which radiopharmaceutical is used to label red blood cells with 99mTc?

B. 99mTc-Pertechnetate

Which of the following radiopharmaceuticals is used to label white blood cells with 99mTc?

E. 99mTc-Exametazime

When 99mTc-Exametazime is used to label white blood cells, which of the following reagents is omitted from its preparation?

D. methylene blue stabilizer

In labeling red blood cells with radiochromium, the order of components to be added to the vial containing ACD solution is:

D. Patient blood, radiochromium, ascorbic acid

According to the NRC, imaging rooms should be posted with which of the following signs?

D. Caution: Radioactive Materials

Which of the following exposure rates indicate that a package containing radioactive material must have a category III DOT label?

B. 56 mR/hr (At package surface), 3.5 mR/hr (At 1 m)

A patient receives a unit dosage of 89Sr chloride intended for another patient. Which of the following statements about this situation is true?

E. The situation describes a medical event requiring notification of the NRC.

A vial of 133Xe has been decayed in storage for 2 months. When the vial is monitored with a survey meter, the reading is twice the background radiation level. What should the technologist do next?

C. Return the vial to storage

During cleanup of a radioactive spill, decontamination of the area must continue until wipe checks reveal that:

E. No more contamination can be removed from the area.

Personnel must wear a radiation monitoring device during work hours if they are:

C. Likely to exceed 10% of the annual maximum allowable occupational exposure

Which of the following materials is recommended for shielding syringes containing positron-emitting radionuclides?

B. Tungsten

According to the standard of practice, how often should dose calibrator linearity testing be performed?

B. Quarterly

Which of the following sources is the most appropriate for assessing dose calibrator constancy?

A. 137Cs

Which of the following instruments should be used to determine whether all removable contamination has been eliminated?

B. Well Counter.

A daily uniformity flood for a scintillation camera should contain at least how many counts?

C. 3-5 million counts

As a pinhole collimator is moved farther away from the thyroid, how will it affect the image?

C. The gland will appear smaller