Discuss DXA technology using the K-Edge Filtered X-ray Source and Energy-Switching System [13]

Differentiate between MRI safe and MRI compatible and give 2 examples for each                   [6]

Discuss the principles and methods of radiation safety and protection in DXA                           [6]

COMPARE Figures 1 and 2 according to SAHPRA acceptance standards              (9) Figure 1 EXAM Picture8.png Figure 2 EXAM Picture9.png

Describe how the Cath-lab x-ray tube differs from the general x-ray tube and how heat is produced.                                                                                                                                                                             [4]  

Explain the absorbed dose and its significance in MRI                                                                           [6]

Study the image below and EXPLAIN the pulse sequence depicted.                                         (5) EXAM Picture4.png

EXPLAIN the importance of a radiologist in reject analysis program                                    (5)

The password for your online exam is: purpleThe link for the online exam is in the Step 1 folder and you should have opened it in a new tab before you begin this test.Instructions:Before you begin your exam, hold up all sheets of paper you will be using to the camera to show that there is nothing written on it. If your instructor allows the use of formula sheets or a handheld calculator, please hold these up to the camera as well.Enter the password found above into the online exam tab open in Step 1 and complete the exam. Once completed, hold up each completed sheet of paper to the camera.Answer the Yes/No question below and proceed to the next question.DO NOT SUBMIT OR CLOSE YOUR TEST before answering all the questions.Question:I have completed and submitted my online exam and I have held up all my sheets of paper (front and back) to record an image of them on the camera.

During Meiosis II, the _______ are separated.