As grid ratio increases Study guides, Class notes & Summaries

HESI EXIT EXAM STUDY VERIFIED QUESTIONS AND ANSWERS 2023 LATEST UPDATE GRADED A A radiographer prepares to perform an AP projection of the distal femur on a patient with a suspected femoral fracture. Which represents the best approach for positioning both the patient and the x-ray tube? A. Rotate the leg 15 degrees medially; place the cathode end of the tube toward the foot. B. Rotate the leg 15 degrees medially; place the anode end of the tube toward the foot. C. Do not rotate the l...

Types of prevention - answer-primary- car restraints, bicycle helmets, immunizations secondary- prevent for those with RF-pap, mammo tertiary-mgmt of established disease- meds, lifestyle Primary - answer-Preventing the health problem, most cost effective form of healthcare **IMMUNIZATIONS, ensuring adequate illumination at home (preventing falls) Secondary - answer-Detecting disease in early asymptomatic stages, screenings -Early cause finding of asymptomatic disease via the use of a sc...

Incentive Pay - Answer-- forms of pay linked to an employee's performance as an individual, group member, or organization member - influential because the amount paid is linked to certain predefined behaviors or outcomes - may be in the form of a commission or a bonus Effective Incentive Pay Requirements - Answer-- Performance measures are linked to the organization's goals - employees believe they can meet performance standards - organization gives employees the resources they need to ...

Exam 1: Modules A,B,C,D - Exam 1: Modules A,B,C,D Know formulas: all 7 1. mAs 2. 15% kVp 3. MF= SID/SOD 4. OS= Image Size (IS)/MF 5. Grid and Grid Ratio 6. Density/ Direct Square Law 7. Inverse Square Law - Know formulas: all 7 1. mAs 2. 15% kVp 3. MF= SID/SOD 4. OS= Image Size (IS)/MF 5. Grid and Grid Ratio 6. Density/ Direct Square Law 7. Inverse Square Law Know all increase and decrease for: Contrast (gray scale) IR Exposure (density, blk) Resolution (detail, sharpness) Di...

WPC 300 Final Exam Questions and Answers 100% Pass In an agile approach of analytics what is the first step of the process? perform business discovery In an ETL process, data is loaded into a final target database such as: data warehouse Which of the following data analysis models use optimization techniques? prescriptive analytics Predictive analytics may be applied to __________, which is a set of techniques that use descriptive data and forecasts to identify the decisions mo...

A 1:1 lighting ratio produces what result? - Flat lighting 8 bits per pixel gives you how many colors? - 256 An 8 x 10 at 240 ppi will have a resolution of what? - 1920 pixels by 2400 pixels (4.6 million) According to the Inverse Square Law, at a distance of 10 feet from a flash, the area illuminated receives how much more/less light than the area illuminated at 20 feet from the flash? - four times more According to the rule of thirds, where should the important parts of the Image fall? - A...

A 1:1 lighting ratio produces what result? - Flat lighting 8 bits per pixel gives you how many colors? - 256 An 8 x 10 at 240 ppi will have a resolution of what? - 1920 pixels by 2400 pixels (4.6 million) According to the Inverse Square Law, at a distance of 10 feet from a flash, the area illuminated receives how much more/less light than the area illuminated at 20 feet from the flash? - four times more According to the rule of thirds, where should the important parts of the Image fall? - A...

How far away must the operator stand from the xray tube if not covered with lead? - Answer :3 meters Quiz :90% of man made radiation to the population is related to? - Answer :Medical Radiography and Dental Quiz :For each peak xray voltage, what lead equivalent is required? 100kV or less (o-100) Between 101kV-149kV 150kV or greater (150+) - Answer :0-100kV = 0.25mm of lead Greater than 100kV but less then 150kV = 0.35mm of lead 150kV or greater = 0.50mm of lead Quiz :What protective eq...

Rad 105 Exam Questions with All Correct Answers Milliamperage and Exposure time (mA and time) - Answer-Name the two primary controlling factors of quantity As the mAs is increased, the quantity of radiation reaching the IR is increased. As the mAs is decreased, the amount of radiation reaching the IR is decreased (Direct relationship, one goes up the other goes up) - Answer-Name the relationship mAs has with the quantity of x-rays produced? overall blackness - Answer-Define Radiographi...

ARRT Review Image Production Exam [Question and Answers] 100% Correct *Receptor exposure* *Ans* Overall amount of radiation to reach IR *mAs* *Ans* Controlling factor of receptor exposure (↑ mAs = ↑ receptor exposure) *Contrast* *Ans* Difference between adjacent areas, kVp and LUT are controlling factors (kVp = *subject* contrast, LUT = *image* contrast) *Scatter* *Ans* Blanket of fog (from kVp) *↑ kVp =* *Ans* ↓ image contrast (because more scatter is produced) *↑ radiation ...

WPC 300 Final Exam Practice questions and answers 2024/2025 latest In an agile approach of analytics what is the first step of the process? - CORRECT ANSWER-Perform business discovery In an ETL process, data is loaded into a final target database such as: - CORRECT ANSWER-Data warehouse What are the four types of data analytical method? - CORRECT ANSWER-Descriptive, explanatory, predictive and prescriptive Which of the following is an example of secondary data? - CORRECT ANSWER-Firm...