MRI TEST COMPILATION BUNDLE 2023

Magnetic Resonance Imaging (MRI) Questions and Answers 100% correct What is MRI and what is it used for? MRI is a type of diagnostic imaging study that uses a magnetic field and pulses of non-ionizing radio wave energy to image various structures in the human body, along various planes. MRI is co...

Magnetic Resonance Imaging (MRI) Questions and Answers 2023 True or false, Quenching is dangerous and prohibitively expensive True how is Data localization in MRI accomplished a gradient magnetic field is superimposed on a static external magnetic field. what is the primary vari...

Magnetic resonance imaging (MRI) Questions and Answers 100% correct MRI: Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body. MRI scanners use strong magnetic fields, magnetic field gradients,...

MRI Physics Questions and Answers 2023 Gyromatic Ratio The ratio of the magnetic moment to the moment of inertia. Larmor Frequency In a static homogenous magnetic field, all protons in a nucleus of a given type of element will rotate with exactly the same frequency. Proton/spin dens...

MRI Safety Questions and Answers 2023 Which zone allows general public access? Zone 1 Which zone allows patient and medical staff access for checking in and screening? Zone 2 Which zone is restricted to MR patients and MR personnel? Zone 3 The door to zone ________ should al...

MRI Module 1 Questions and Answers 2023,100% correct What type of non-ionizing radiation does MRI use? radiofrequency What advantages does MRI imaging have compared with other modalities? -no repositioning to acquire sagittal, coronal and axial planes -superior contrast resolution -use o...

MRI Scans Questions and Answers 100% correct Magnetic Resonance Imaging (MRI) scans -Uses radio waves -Resonance- Vibration of protons when the radio waves have been released. -Image produced by rotating tube -3D image produced on a screen so it can be viewed -MRI scan depends on magnetic prop...

MRI QUESTIONS AND ANSWERS GRADED A+ MRI: magnetic resonance imaging Ideal for visualizing soft tissues of the body Uses the detection of radio frequency signals produced by displaced radio waves in a magnetic field. Nucleus has magnetic properties and acts as a dipole moment Hydrogen is t...

Magnetic Resonance Imaging (MRI) Questions and Answers Graded A+ Magnetic Resonance Imaging (MRI) Uses a powerful magnet and radiowaves to create images, does NOT use Ionizing Radiation. Magnetic Field Flows down axis of open ended tube Radiowaves Emitted in pulses perpendicular to...

MRI System Component Questions and Answers 100% correct MRI machines vary in both size and shape The older designs had a more compact and small space and were very closed The scanner hardware required consists of: 1. A magnet 2. A radio frequency source 3.A magnetic field gradient syste...

MRI PHYSICS chapter 9 Questions and Answers 2023 What are the 3 different types of MRI scanners? Closed bore systems, Open systems and Extremity systems. Describe the characteristics of the closed bore system. -Most abundant in the field -Higher field strength -Solenoid electromagnets -...

Magnetic Resonance Imaging (MRI) Questions and Answers 2023 What does MRI rely on? [3] electromagnetic fields, radio waves, and hydrogen levels in the body What % of the human body is hydrogen? 70% What distinguishes MRI from CAT scans/x-rays? no ionising radiation present ...

Radiology MRI Questions and Answers 100% correct 2023 What does MRI stand for? Magnetic Resonance Imaging What spinning charged atom is the magnetic resonance of MRI sensitive to? proton What does the magnatism of an MRI do to a proton's spin? it coordinates their spins. Typically...

Magnetic Resonance Imaging (MRI) Questions and Answers 2023 MRI - Provide high resolution anatomic structure (as with X-ray CT) - Provide high contrast between different soft tissue (X-ray CT cannot) - No exposure to radiation and hence safe - More complicated instrumentation - Takes longer to...