Author: Anonymous

A 25yr male was in a severe car accident and brought to your hospital.  The patient had a CT of the Head and Neck as well as X-rays of the chest, abdomen & pelvis.  The patient is unconscious and arrives for an MRI of the C-spine with the ER’s surgical resident.  The resident states that the MRI is extremely important to help diagnosis the patient’s injuries, and he will sign the patient screening form. How would you proceed with screening the patient if the patient is unconscious and nonresponsive?

Which pulse sequence will cause the greatest amount of heat to be deposited to the body?

What is the regular maintenance on an MRI scanner called?

Which of the following pulse sequences will be responsible for the most patient heating?

Your facility is installing a new 3T scanner in the MRI department.  What is the most likely type of magnet system inside the scanner? 

Continuous Arterial Spin Labeling (CASL) is a technique used in:

A sine function has a period (T) is equal to 1.0 second. Calculate the Frequency and the Angular Frequency of that sine function.

© NAIT Referring to the pulse sequence illustrated above (ETL=8)a) If the repetition time TR is 1800 ms, determine how long it will take to acquire a single image (in seconds) if 192 phase encoding steps are required, and the NEX = 2? b) The fast spin echo sequence uses an echo train length (ETL) of 8 as illustrated above. What is the TEeff ?  

Which of the following is true concerning electric and magnetic charges in nature?

_____ ran as an anti-Longite candidate and served as governor from 1944-1948. He helped to reduce the state’s budget deficit and is famous for singing a version of “You Are My Sunshine”.