Question 1

In myocardial perfusion imaging, after high-level stress exercise it is recommended that SPECT imaging begin when respiration has returned to normal to avoid

Accepted Answer

A)   bradycardia effects.
B)   upward creep.
C)   attenuation by the stomach.
D)   an increase in background uptake.E) B) and C)
F) A) and B)

Question 2

When performing a myocardial perfusion exercise stress test, ideally the radiopharmaceutical should be injected at

Accepted Answer

A)   the beginning of stress.
B)   peak stress and the exercise continued for 1 to 2 minutes.
C)   peak stress and the exercise terminated immediately.
D)   1 to 2 minutes after peak stress and the exercise terminated within 1 minute.E) None of the above
F) B) and C)

Question 3

When performing PET in a patient with a history of coronary disease and multiple infarcts, myocardial perfusion imaging with fluorodeoxyglucose (FDG) , FDG reflects the relatively

Accepted Answer

A)   decreased utilization of glucose in regions of ischemic tissue.
B)   increased utilization of glucose in regions of decreased perfusion.
C)   increased utilization of glucose in regions of scarred tissue.
D)   decreased utilization of glucose in surrounding tissue.E) None of the above
F) A) and D)

Question 4

When performing equilibrium-gated blood pool studies to determine cardiac function, the preferred tracer is

Accepted Answer

A)   thallium-201 chloride.
B)   technetium-99m-labeled tetrofosmin.
C)   radiolabeled autologous RBCs.
D)   technetium-99m-labeled sestamibi.E) B) and D)
F) A) and D)

Question 5

In cardiac SPECT imaging, the horizontal long-axis view corresponds to

Accepted Answer

A)   sagittal views, presented from the apex to the base.
B)   coronal images, presented from the septum to the lateral wall.
C)   septal images, presented from the septum to the posterior wall.
D)   transverse sections, presented from the inferior to the anterior surface.E) A) and B)
F) B) and C)

Question 6

When fusing PET and CT or SPECT and CT images of the heart, misregistration can be overcome by taking several steps, including

Accepted Answer

A)   equating the acquisition time between CT and PET or SPECT.
B)   blurring the CT data.
C)   acquiring PET or SPECT images over a longer period of time.
D)   blurring the PET or SPECT data.E) A) and D)
F) A) and C)

Question 7

When performing a pharmacological myocardial stress test using adenosine, the drug that must be available if needed to reverse the effects of adenosine is

Accepted Answer

A)   xanthine.
B)   atropine.
C)   morphine.
D)   aminophylline.E) A) and D)
F) C) and D)

Question 8

Systole represents the

Accepted Answer

A)   period of ventricular relaxation.
B)   period of ventricular contraction.
C)   period of atrial contraction.
D)   cardiac output.E) All of the above
F) A) and B)

Question 9

When performing equilibrium-gated blood pool studies, the computer is programmed to have the first frame of data recorded at the

Accepted Answer

A)   R wave.
B)   Q wave.
C)   QRS complex.
D)   T wave.E) B) and D)
F) All of the above

Exam 19: Cardiovascular System

In cardiac SPECT imaging, the horizontal long-axis view corresponds to

Correct Answer
verified

When performing equilibrium-gated blood pool studies, the computer is programmed to have the first frame of data recorded at the

Correct Answer
verified

In myocardial perfusion imaging, after high-level stress exercise it is recommended that SPECT imaging begin when respiration has returned to normal to avoid

Correct Answer
verified

When performing PET in a patient with a history of coronary disease and multiple infarcts, myocardial perfusion imaging with fluorodeoxyglucose (FDG) , FDG reflects the relatively

Correct Answer
verified

When performing a pharmacological myocardial stress test using adenosine, the drug that must be available if needed to reverse the effects of adenosine is

Correct Answer
verified

Systole represents the

Correct Answer
verified

When performing equilibrium-gated blood pool studies to determine cardiac function, the preferred tracer is

Correct Answer
verified

When fusing PET and CT or SPECT and CT images of the heart, misregistration can be overcome by taking several steps, including

Correct Answer
verified

When performing a myocardial perfusion exercise stress test, ideally the radiopharmaceutical should be injected at

Correct Answer
verified

Exam 19: Cardiovascular System

In cardiac SPECT imaging, the horizontal long-axis view corresponds to

Correct AnswerverifiedShow Answer

When performing equilibrium-gated blood pool studies, the computer is programmed to have the first frame of data recorded at the

Correct AnswerverifiedShow Answer

In myocardial perfusion imaging, after high-level stress exercise it is recommended that SPECT imaging begin when respiration has returned to normal to avoid

Correct AnswerverifiedShow Answer

When performing PET in a patient with a history of coronary disease and multiple infarcts, myocardial perfusion imaging with fluorodeoxyglucose (FDG) , FDG reflects the relatively

Correct AnswerverifiedShow Answer

When performing a pharmacological myocardial stress test using adenosine, the drug that must be available if needed to reverse the effects of adenosine is

Correct AnswerverifiedShow Answer

Systole represents the

Correct AnswerverifiedShow Answer

When performing equilibrium-gated blood pool studies to determine cardiac function, the preferred tracer is

Correct AnswerverifiedShow Answer

When fusing PET and CT or SPECT and CT images of the heart, misregistration can be overcome by taking several steps, including

Correct AnswerverifiedShow Answer

When performing a myocardial perfusion exercise stress test, ideally the radiopharmaceutical should be injected at

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified