Mrso 4 stuvia - Study guides, Class notes & Summaries

The quench vent in the MR room should be inspected by who? a. facility engineers b. manufacturer engineers c. MR tech d. MRMD - Answer b. manufacturer engineers The quench vent outside the MR facility is inspected by who? a. facility engineers b. manufacture engineer c. MR tech d. MRMD - Answer a. facility engineers If a cryogen comes in contact with skin, what will happen? a. frostbite/necrosis b. nothing, in its gas form c. explode d. combust - Answer a. frostbite/necrosis ...

Peripheral nerve stimulation can be described by which of the following? a. Faraday's law of induction b. Ohm's law c. Lenz's law d. Planks Law - Answer b. Faraday's law of induction (describes the induction of electrical current in the presence of a changing magnetic field). Lenz's force describes the opposing forces created. Ohm's law deals with the resistance of current along a wire. Gad contrast has been found in the body in what form? Select all that apply. a. Water-solubl...

The AHA's: "A Patient's Bill of Rights" include which of the following? I. consideration of privacy II. the right to have an advance directive III. considerate and respectful care IV. ready access to their medical records V. the identity of physicians, nurses, and other healthcare providers - Answer I, II, III, V Which of the statements below are related to informed consent? I. required for all x-ray procedures II. patient must be of legal age III. patient may not revoke consent ...

Purpose of RF (B1) field - Answer excite hydrogen protons RF energy is absorbed by tissues - Answer within the volume of the RF transmit coil. This is a thermogenic process. Thermogenic process - Answer Results in production of heat. Ex: RF energy absorption MRI local and whole-body tissue heating is due to - Answer magnetic induction Types of RF coil designs - Answer -linearly polarized -circularly polarized (quadrature) Function of coils - Answer -transmit only -receive only ...