Match each crystal material with its main ADVANTAGE:

The reconstruction method in which the comparison is made between the numerical projection data and the measured projection data in a feedback loop is called _______________..

With radiation effects, __________ means there is a probability of occurrence that has no threshold, increases with increasing doses to the individual, and does not increase with severity as a function of the dose.

Records for personnel monitoring must be kept for __________.

PET imaging is useful in patients with known Alzheimer’s disease as it can predict the course of treatment that will cure the disease.

Night blindness in humans can be caused by a deficiency of which of the following vitamins?

At what time, during the infusion of adenosine, is the radiopharmaceutical injected?

Which of the following defines the ratio of carbon dioxide produced to oxygen consumed and is a measure of substrate metabolism?

What is the term used to describe the resting metabolic state of the body early in the morning after fasting for a minimum of 12 hours?  Select the best answer.

Which of the following best describes the conversion of amino acids to glucose or glycogen?