Camrt stuvia - Study guides, Class notes & Summaries

14-51 days prego the result of radiation to fetus would be - ACCURATE ANSWER-congenital abnormailites and death 3 tissues or organs with high radiosensitivity - ACCURATE ANSWER-1. Gonads 2. Bone marrow 3. Lymphoid tissue Ap knee angulation you want to Fibule here - ACCURATE ANSWER-1 cm from tibial plateau Body parts over this size produce a significant amount of scatter - ACCURATE ANSWER-10cm breaths per minute for adult - ACCURATE ANSWER-12-20 breaths per minute for infant - AC...

In MRI what is the main source of noise? - ACCURATE ANSWER-Thermal motion from the patient, it is also generated by background electrical noise of the system. What factors affect SNR (9) - ACCURATE ANSWER-Magnetic field strength proton density coil type and placement TR TE flip angle NSA receive bandwidth voxel volume B0 increases SNR ___________ - ACCURATE ANSWER-increases Proton density increases, SNR _____________ - ACCURATE ANSWER-Increases is it better for SNR to use a l...

This is a distal fracture of the distal phalanx (2 names) - Answer Baseball or mallet This is a 5th metacarpal fracture - Answer Boxers Fracture at the base of the first metacarpal (Direct impact is the MOI, AKA tilting) - Answer Bennetts Volar dislocation means - Answer Anterior This dislocation of the carpal bone results in the teacup effect. (Usually a FOOSH injury) - Answer lunate dislocation Most common site of injury for scaphoid - Answer Waist This could be a complicat...

Suspected physical abuse - ACCURATE ANSWER-Working in healthcare, MRTs have the potential to come into contaDocumenting Confrontation or abusive situations - ACCURATE ANSWER-All factual details of confrontations or abusive situations are documented, including: Names of those involved Location Date and time Nature of the situation Steps taken in response to the situation The presence of witnesses and who they were ct with people who have suffered physical abuse. Diagnostic imaging is ofte...

What is an Adrenergic drug? - ANSWER Drug that stimulates the nervous system, and causes the relaxation of smooth muscles of the bronchi. What is a common example of an adrenergic drug? - ANSWER Epinephrine What is an example of a local anesthetic? - ANSWER Lidocaine (Xylocaine) What are some common side effects of anticoagulants? - ANSWER - Bruising - Spontaneous bleeding What is an anticholinergic drug? - ANSWER A drug that depresses the parasympathetic nervous system and act as ...

endoscopic retrograde cholangiopancreatography - ACCURATE ANSWER-What does ERCP stand for? investigate biliary and pancreatic pathology - ACCURATE ANSWER-What is the purpose of ERCP? orthostatic hypotension - ACCURATE ANSWER-Low blood pressure due to standing upright (dizziness after being supine) germicide - ACCURATE ANSWER-solution that destroys microorganisms disinfectant (type of germicide) - ACCURATE ANSWER-solution that prevents/inhibits bacterial growth compensatory curve w...

You receive a req on a 1yr old who is Dx with Talipes equinovarus. What body part should you expect to x-ray? - ACCURATE ANSWER-Feet What formula is used to calculate mAs when SID has been altered? - ACCURATE ANSWER-Old mAs/new mAs = old SID squared/new SID squared When doing single contrast barium enemas, what is the predominant type of electron interaction occurring in the patient? - ACCURATE ANSWER-Photoelectric What is an advantage of CT over conventional radiography? - ACCURATE ANS...

half-life and energy of Tc-99m - Answer T= 6hrs 140keV half-life and energy of Mo-99 - Answer T=66hrs 740keV and 778keV half-life and energy of I-131 - Answer T=8 days 364keV half-life and energy of I-123 - Answer T=13hrs 159keV half-life and energy of In-111 - Answer T=67hrs 171keV and 245keV Half life and energy of Xenon-133? - Answer 5 days. 81 keV. half-life and energy of Tl-201 - Answer T=3 days 69-82keV (Hg x-rays), 135keV, 167keV half-life and energy of Ga-67 -...

This is a distal fracture of the distal phalanx (2 names) - ANSWER Baseball or mallet This is a 5th metacarpal fracture - ANSWER Boxers Fracture at the base of the first metacarpal (Direct impact is the MOI, AKA tilting) - ANSWER Bennetts Volar dislocation means - ANSWER Anterior This dislocation of the carpal bone results in the teacup effect. (Usually a FOOSH injury) - ANSWER lunate dislocation Most common site of injury for scaphoid - ANSWER Waist This could be a complicat...

What is cerebral angiography - ACCURATE ANSWER-study of blood vessels in the brain, to provide a vascular road map that enabled physicians to localize and diagnose pathology or other anomalies of the brain and neck Contrast range for cerebral angiography - ACCURATE ANSWER-5-10ml What is thoracic angiography - ACCURATE ANSWER-Demonstrates the contour and integrity of the thoracic vasculature What is pulmonary angiography - ACCURATE ANSWER-Study of the pulmonary vessels How much contra...