The following biological damage may occur when a patient is exposed to radiation
carcinogenesis or cancer causing cells
mutation of cells
cell death
any of the above
any of the above
Rationale: any of the above – Cell death, mutation of cells, and some forms of cancer can all be considered biological damage that may occur during radiation exposure.
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Where would you place the electrode if you were going to attach the V2 lead to it?
A) Right sternal border, fourth intercostal space on the right side B) Fifth intercostal space, midclavicular line of the left thorax C) Left sternal border, fourth intercostal space D) Left leg, just proximal to the medial malleolus
In setting up a home care chronic obstructive pulmonary disease patient for continuous low-flow O2 therapy through an O2 concentrator, which of the following additional equipment must you provide?
a. Pressure-reducing valve b. Backup gas cylinder c. Emergency generator d. Backup concentrator
Which of the following is not required by the OSHA Hazard Communication?
A. Containers used to store nonhazardous waste must be clearly marked B. Employees must be instructed in measures they can take to protect themselves against harm from hazardous substances C. Employees must have access to information about workplace hazards D. Employees must receive training about workplace hazards E. Containers used to store items possibly contaminated with bloodborne pathogens must be clearly marked with a biohazard symbol
The most widely used technique for MR image reconstruction is
a. back projection. b. interpolation. c. fast Fourier transformation (FFT). d. Larmor equation precession (LEP).