DANB RHS EXAM STUDY GUIDE EXAM
PREP STUDY SHEET 2026 PRACTICE
SOLUTION FULL ANSWER KEY SOLVED
QUESTIONS
⩥ Which part of the xray tube produces xrays?
A. Cathode
B. Anode
C. Glass envelope
D. Lead housing. Answer: Answer is B
⩥ what is the function of the collimator
A. Restrict the size of the xray beam
B. increase the radiation
C. Absorb the scatter radiation
D. lead housing. Answer: Answer is A
⩥ The step down transformer in an xray machine is used to:
A. Reduce voltage to the filament
B. increase the penetrating power
C. stabilize the image receptor
,D. cool the anode. Answer: Answer is A
⩥ The unit used to measure the dose absorbed by tissues is:
A. hertz (hz)
B. gray (gy)
C. volt (v)
D. joule (j). Answer: Answer is B
⩥ The cathode is responsible for producing:
A. X-ray photons
B. electrons
C. light
D. collimated beans. Answer: Answer is B
⩥ The anode in the x-ray tube is made of:
A. tungsten
B. aluminum
C. lead
D. copper. Answer: Answer is A
⩥ What controls the number of x-rays produced?
A. milliamperage (mA)
, B. kilovoltage (kVp)
C. time setting
D. pid length. Answer: Answer is A
⩥ Increasing the kVp results in:
A. higher in energy and more penetrating x-rays
B. lower contrast images
C. lighter images
D. Both A and B. Answer: Answer is D
⩥ What is the purpose of filtration in the xray tube head?
A. Remove long, low energy wavelengths
B. Focus the beam
C. Collimate the beam
D. Cool the anode. Answer: Answer is A
⩥ what is the maximum permissible dose (MPD) for occupational
exposure?
A. 50 mSv per year
B. 5 mSv per year
C. 500 mSv per year
D. 0 mSv per year. Answer: Answer is A (50 mSv = 5 rem)
PREP STUDY SHEET 2026 PRACTICE
SOLUTION FULL ANSWER KEY SOLVED
QUESTIONS
⩥ Which part of the xray tube produces xrays?
A. Cathode
B. Anode
C. Glass envelope
D. Lead housing. Answer: Answer is B
⩥ what is the function of the collimator
A. Restrict the size of the xray beam
B. increase the radiation
C. Absorb the scatter radiation
D. lead housing. Answer: Answer is A
⩥ The step down transformer in an xray machine is used to:
A. Reduce voltage to the filament
B. increase the penetrating power
C. stabilize the image receptor
,D. cool the anode. Answer: Answer is A
⩥ The unit used to measure the dose absorbed by tissues is:
A. hertz (hz)
B. gray (gy)
C. volt (v)
D. joule (j). Answer: Answer is B
⩥ The cathode is responsible for producing:
A. X-ray photons
B. electrons
C. light
D. collimated beans. Answer: Answer is B
⩥ The anode in the x-ray tube is made of:
A. tungsten
B. aluminum
C. lead
D. copper. Answer: Answer is A
⩥ What controls the number of x-rays produced?
A. milliamperage (mA)
, B. kilovoltage (kVp)
C. time setting
D. pid length. Answer: Answer is A
⩥ Increasing the kVp results in:
A. higher in energy and more penetrating x-rays
B. lower contrast images
C. lighter images
D. Both A and B. Answer: Answer is D
⩥ What is the purpose of filtration in the xray tube head?
A. Remove long, low energy wavelengths
B. Focus the beam
C. Collimate the beam
D. Cool the anode. Answer: Answer is A
⩥ what is the maximum permissible dose (MPD) for occupational
exposure?
A. 50 mSv per year
B. 5 mSv per year
C. 500 mSv per year
D. 0 mSv per year. Answer: Answer is A (50 mSv = 5 rem)
