ANSWERS GRADED A+ LATEST UPDATE.
What is the imaging modality that provides real-time viewing of x-ray
images in motion?
A. computed Tomography (CT)
B. nuclear Medicine (NM)
C. positron emission tomography (PET)
D. fluoroscopy ANS >> D. Fluoroscopy
Which of the following imaging modalities does not use ionizing
radiation to produce the image?
A. computed tomography
B. fluoroscopy
C. mammography
,D. sonography ANS >> D. Sonography
X-rays that are traveling in a useful direction exit via the:
A. tube housing
B. patient
C. tube port
D. image receptor system ANS >> C. Tube Port
The portion of the x-ray room that is protected from scatter radiation
and is safe during exposures is called the:
A. transformer
B. control Booth
C. grid Cabinet
D. tube Stand ANS >> B. Control Booth
A line in the centre of the x-ray beam and perpendicular to the long axis
of the x-ray tube is called the:
A. radiation field
B. primary X-ray beam
C. x-ray tube
,D. central Ray ANS >> D. central ray
A film that has been exposed but has not yet been processed has a
pattern of exposure that is called the:
A. latent image
B. visible image
C. remnant radiation
D. radiation field ANS >> A. latent image
Tissues with greater mass, such as bone, will absorb _____ radiation, as
compared with less dense tissues, such as fat.
A. more
B. less
C. equal amounts of ANS >> A. more
The absorption of x-rays by matter is called:
A. scatter
B. attenuation
C. fog
D. remnant radiation ANS >> B. attenuation
, Which of the following statements regarding scatter radiation is true?
A. Scatter radiation is another term for remnant radiation.
B. Scatter radiation is created within the tube with primary beam.
C. Scatter radiation has less energy than the primary beam.
D. Scatter radiation travels in one direction and is easy to control. ANS >>
C. Scatter radiation has less energy than the primary beam.
The pattern of _____ radiation creates the image on the film.
A. scatter
B. fog
C. remnant
D. primary ANS >> C. remnant
The image receptor (IR) usually consists of the:
A. x-ray tube and the tube stand
B. cassette and the film
C. control console and the transformer
D. tube locks and the detent ANS >> B. cassette and the film