Rad 101 11,12,14 questions with 100%
correct answers
Control panel - correct answer ✔✔Behind protective wall/light and sound for exposure
Tube housing (allowable amount) - correct answer ✔✔1 mGy a/ hr at 1m
SID accuracy - correct answer ✔✔Within 2%
Beam limiting devices - correct answer ✔✔Limit the X-ray before entering
Name the types of beam limiting devices - correct answer ✔✔Aperture diaphragms, cones/ cylinders,
and collimators
What effect does filtration have on quality and quantity - correct answer ✔✔Increases quality. Decreases
quantity
2 types of filtration - correct answer ✔✔inherent and added
Half Value Layer (HVL) - correct answer ✔✔The amount of absorbing material needed to decrease
intensity by 1/2
What is the purpose of the compensating filters - correct answer ✔✔Solve the problem of unequal
subject densities
Wedge filter - correct answer ✔✔Bone and joint- t -spine and feet
Trough filter - correct answer ✔✔Bilateral wedge- CXR- PA
, How do we reduce dose during mobile procedures - correct answer ✔✔Collimate, distance, 90 degrees,
SSD less than 12 degrees, increase kVp, shield patient
How does magnification mode influence dose during fluro procedures - correct answer ✔✔Increases
dose
How does increasing the FPS influence dose during fluro exams - correct answer ✔✔Increases dose
How does pulsed mode influence dose during a fluro procedure - correct answer ✔✔Decreases dose
How does filtration influence dose during fluro procedures - correct answer ✔✔Decreases dose
How does grids influence dose during fluro procedures - correct answer ✔✔Increases dose
What type of fluoro switch should machines have - correct answer ✔✔Dead man switch
What technical exposure factors should be set for the following groups during fluoroscopy - correct
answer ✔✔Adults: 75-100 kVp
Pediatrics: decrease by 25%
What is the ESE for fluoro - correct answer ✔✔Entrance skin exposure 100 mGy a
How much time can lapse before a timer must be reset for fluoro - correct answer ✔✔5 min
Order of persons to hold patients: - correct answer ✔✔1. Male relatives
2. Female relatives
3. Non- radiology
4. Radiology- rotational
Where should a tech stand during fluoro exams - correct answer ✔✔As far as achievable
correct answers
Control panel - correct answer ✔✔Behind protective wall/light and sound for exposure
Tube housing (allowable amount) - correct answer ✔✔1 mGy a/ hr at 1m
SID accuracy - correct answer ✔✔Within 2%
Beam limiting devices - correct answer ✔✔Limit the X-ray before entering
Name the types of beam limiting devices - correct answer ✔✔Aperture diaphragms, cones/ cylinders,
and collimators
What effect does filtration have on quality and quantity - correct answer ✔✔Increases quality. Decreases
quantity
2 types of filtration - correct answer ✔✔inherent and added
Half Value Layer (HVL) - correct answer ✔✔The amount of absorbing material needed to decrease
intensity by 1/2
What is the purpose of the compensating filters - correct answer ✔✔Solve the problem of unequal
subject densities
Wedge filter - correct answer ✔✔Bone and joint- t -spine and feet
Trough filter - correct answer ✔✔Bilateral wedge- CXR- PA
, How do we reduce dose during mobile procedures - correct answer ✔✔Collimate, distance, 90 degrees,
SSD less than 12 degrees, increase kVp, shield patient
How does magnification mode influence dose during fluro procedures - correct answer ✔✔Increases
dose
How does increasing the FPS influence dose during fluro exams - correct answer ✔✔Increases dose
How does pulsed mode influence dose during a fluro procedure - correct answer ✔✔Decreases dose
How does filtration influence dose during fluro procedures - correct answer ✔✔Decreases dose
How does grids influence dose during fluro procedures - correct answer ✔✔Increases dose
What type of fluoro switch should machines have - correct answer ✔✔Dead man switch
What technical exposure factors should be set for the following groups during fluoroscopy - correct
answer ✔✔Adults: 75-100 kVp
Pediatrics: decrease by 25%
What is the ESE for fluoro - correct answer ✔✔Entrance skin exposure 100 mGy a
How much time can lapse before a timer must be reset for fluoro - correct answer ✔✔5 min
Order of persons to hold patients: - correct answer ✔✔1. Male relatives
2. Female relatives
3. Non- radiology
4. Radiology- rotational
Where should a tech stand during fluoro exams - correct answer ✔✔As far as achievable
