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LMRT ASSESSMENT TEST (ACTUAL / ) 150
QUESTIONS AND VERIFIED CORRECT SOLUTIONS
What type of current is required for proper operation of the x-ray tube?Direct
Electromagnetic radiation travels:
In waves along a straight path
Frequency is defined as:
The number of waves passing a point per unit time
Three-phase, 6-pulse full-wave rectification produces:
Direct current with 13% ripple
Three-phase, 12-pulse full-wave rectification produces:
Direct current with 4% ripple
The collimator must be accurate to a level of:
±2% of SID
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kVp must be accurate to within:
10% of the control panel setting
Exposure linearity must be accurate to within:
10%
Exposure reproducibility must be accurate to within:
5%
The test that measures the accuracy of successive exposures is:
Exposure reproducibility
Exposure reproducibility 5% of the time chosen for exposures over 10 ms
Which of the following has the least voltage ripple?high frequency
In CR radiography, the photo-stimulable phosphor holds the latent image.true
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The minimum half value layer at 70 kVp should be ________ 2.5 mm Al
What is the term used to describe restriction of patient movement to ensure safety?Restraint
We have an expert-written solution to this problem!All the following statements regarding hand hygiene and skin care are correct except any cracks or abrasions should be left uncovered to facilitate healing.
Which of the following should be used as interpreter for patients having language barriers?A trained interpreter
If a radiographer continues a lumbar spine examination after the patient states that he or she does not want to finish the examination, that radiographer can be found guilty of battery
While in your care for a radiologic procedure, a patient asks to see his chart.Which of the following is the appropriate response?
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