Select the True Statement from the Choices Below

Multiple Choice

Select the true statement from the choices below.

A) Nuclear studies using radiopharmaceuticals are generally more functional in nature.
B) Nephrogenic Systemic Fibrosis (NSF) is a significant concern in the use of radioisotopes in nuclear medicine.Radiographic examinations are generally more structural in nature.
C) When a patient scheduled for both a PET scan and CT scan,it is important to do the CT scan first due to the length of the PET scan procedure and its radioisotope half-life.
D) The principle ingredient in MR contrast material is hydrogen.