Linac - Samenvattingen, Aantekeningen en Examens

Which algorithm is most accurate for calculating photon dose? a. Convolution b. Super Position c. Collapsed Cone d. Monte Carlo - correct answer d. Monte Carlo What is the principal element imaged with MRI? a. Hydrogen b. Phosphorus c. Carbon d. Nitrogen - correct answer a. Hydrogen For registration of CT to MRI, what number of points would give the greatest accuracy? a. 2 b. 3 c. 4 d. none of the above...

CALP Exam 1. tilde: waving line placed over a vower before "r" in a combination to indicate unaccented syllable ~ 2. syntax: arrangement and sequence of words in sentences, clauses, and phrases; set of principles that dictate sequence and function in order to convey meaning ( G.U.M.) 3. voiced/unvoiced cognates: phonemes pronounce din the same place of the mouth but vary in voicing /k/ /g/ 4. phonology: sound system of a language; science of speech sounds;the study of peach sound syst...

Ion Chamber - Operational Theory correct answer: a) Cavity of air is surrounded by two electrodes charged to around 300 Volts b) Incident radiation creates ion pairs in air volume c) Ions are swept away by the potential between the plates d) Charge of current is read by an electrometer Ion Chamber - Quantity Measured correct answer: Coulombs (integrate mode) or Amperes (current mode) Ion Chamber - Advantages/Disadvantages correct answer: Advantages: a) Good energy independence for ...

The exact HU value of an object may vary substantially depending on the kVp a CT scan is obtained with. True or False? - ANS True Partial Volume artifacts for CT images can be reduced by decreasing ________ image matrix, kVp, section thickness, or acquisition time ? - ANS section thickness what portion of an H&D curve would you expect to obtain significant contrast between different tissue types?? Shoulder, Toe, or Middle - ANS Middle the location of an object within...

The QI model PDSA stands for - Answer-Plan - Do - Study - Act A culture of safety should be encouraged in radiation oncology. The best way to do this is to - Answer-Report all errors and near misses TJC is an example of a(n) - Answer-Institutional Accrediting Body The EPA regulates - Answer-A facilities handling and disposal of isotopes What is Quality Assurance? - Answer-The planned actions to satisfy quality requirements It is the responsibility of the _____ to establish a quali...

CCA Exam Prep Test Questions With 100% Correct Answers The nose, mouth, sinuses, pharynx, & larynx make up the? - answerThe upper respiratory tract Mary Giovanni is in the hospital recovering from colon resection surgery. Based on her symptoms, her doctors are concerned about the possibility that she has developed a pulmonary embolism. Which of the following procedures will provide the definitive diagnosis? a) Chest X-ray b) Pulmonary angiography c) Lung scan d) None of the above - ans...

CCA Exam Prep Test Questions With 100% Correct Answers The nose, mouth, sinuses, pharynx, & larynx make up the? - answerThe upper respiratory tract Mary Giovanni is in the hospital recovering from colon resection surgery. Based on her symptoms, her doctors are concerned about the possibility that she has developed a pulmonary embolism. Which of the following procedures will provide the definitive diagnosis? a) Chest X-ray b) Pulmonary angiography c) Lung scan d) None of the above - ans...

If you find an adult patient unresponsive what is the correct CPR compression to rescue breath ratio? a. 30:2 b. 15:1 c. 30:1 d. 15:2 - ️️A . Which of the following is the most common histology of breast cancer in MEN? a. infiltrating ductal b. infiltrating lobular c. papillary d. tubular - ️️A A right sided brain lesion will receive 3000 cGy using POP fields with a 2:1 (R:L) weight. What will the total dose be to the right brain? a. 150cGy b. 2000 Gy c. 1500 cGy d. 20 Gy - ️️...

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If the field size is 10x15 at 100cm, what is it on a port film at 125cm? - Answer- Setup for Entire Femur: Largest field length at 100cm is 40cm • Need 56cm length • What would be the SSD required? - Answer-140cm SSD What is the gap needed between two adjacent fields to a depth of 6cm. The field lengths of the fields are 8cm and 20cm, respectively at 100cm SSD? - Answer- If the Intensity at 100cm is 200cGy, what is the Intensity at 50cm? - Answer- What is the equivalent squa...