Mri physics final exam - Study guides, Class notes & Summaries

NROb60 - Final Exam Questions With 100% Verified Answers Lecture 6 - The first phase of human brain-imaging involved X-ray based methods, such as----- - answerpneumoencephalography pneumoencephalography - how does this work generally , what are the cons of this method - answer•Air is injected into subarachnoid space to improve X-ray contrast •Makes the ventricles more translucent than surrounding tissue - specifically the lateral ventricles - You can see the c shape of the lateral ven...

Gradient Echo - ANSWER In regards to MRI and flowing blood, all of the following naturally offer dark blood without any special imaging requirements, except which? Gradient Echo Fast Spin Echo Spin Echo Inversion Recovery False - ANSWER True or False: Gradient moment nulling predominantly increases intra-voxel dephasing? Time of Flight phenomena - ANSWER If flowing nuclei receive a 90 degree (excitation) but do not receive a 180 degree (rephasing) pulse, no echo will ...

Mammography was established: - to detect breast cancer early To image the blood vessels in the body, the physician must: - inject a contrast medium What is the difference between a technician and a technologist? - a technologist applies knowledge to problems encountered on the job Diagnostic imaging of the breast is called mammography. - True What is the relationship between MRI and CT? - Both visualize anatomy in sectional planes Which discipline uses high-energy i...

PSYB30 FINAL TESTBANK PSY B30 FINAL TESTBANK 1. Which term below best describes a state of tension within a person usually caused by a lack of something? A. Alpha press B. Motive C. Beta press D. Need Larsen - Chapter 11 #1 2. From a theoretical point of view, motives are like dispositions in that A. people differ from one another in terms of type and strength of motives. B. differences between people are measurable. C. differences in motives are associated with important life outcomes. D...