Radiology Technologist

Radiology Technologist This page is helpful to every person to acknowledge about the concept of radiology and anatomy
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21/08/2026

Q. Which interaction is mainly responsible for image contrast in diagnostic radiology?
A. Compton scattering
B. Photoelectric effect
C. Pair production
D. Coherent scattering

21/08/2026

Q. Which factor primarily controls spatial resolution?
A. mAs
B. kVp
C. Focal spot size
D. Exposure time only

21/08/2026

If the distance from an X-ray source is doubled, radiation intensity becomes:
A. 1/2
B. 1/4
C. 1/8
D. 1/16

19/08/2026

Q. The SI unit of absorbed dose is:
A. Roentgen
B. Rem
C. Gray (Gy)
D. Curie

19/08/2026

Q. Increasing kVp mainly increases:
A. Quantity only
B. Energy and pe*******on of X-rays
C. Film density only
D. Exposure time

18/08/2026

Q. The anode target is usually made of:
A. Tungsten
B. Iron
C. Copper
D. Silver

17/08/2026

Q. Which factor mainly controls the quantity of X-rays?
A. kVp
B. mAs
C. SID
D. Grid ratio

17/08/2026

Q. The image receptor in CR is:
A. Flat panel detector
B. Photostimulable phosphor plate
C. Film
D. CCD

16/08/2026

Q. Which detector is used in PET?
A. Image intensifier
B. Scintillation crystal
C. Flat panel
D. CCD

15/08/2026

Q. The radiopharmaceutical most commonly used in PET is:
A. Tc-99m
B. F-18
C. I-131
D. Tl-201

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