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CT EXAM QUESTIONS AND ANSWERS GRADED A+ $13.49   Add to cart

Exam (elaborations)

CT EXAM QUESTIONS AND ANSWERS GRADED A+

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  • Course
  • TBR-CT - Training from the BACK of the Room Certified Trainer
  • Institution
  • TBR-CT - Training From The BACK Of The Room Certified Trainer

Exam of 7 pages for the course TBR-CT - Training from the BACK of the Room Certified Trainer at TBR-CT - Training from the BACK of the Room Certified Trainer (CT EXAM)

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  • October 29, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • TBR-CT - Training from the BACK of the Room Certified Trainer
  • TBR-CT - Training from the BACK of the Room Certified Trainer
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julianah420
CT EXAM

Image produced is a trans axial or transverse that is perpendicular to the long axis of
the body – answer CT

The plane of the image is parallel to the long axis of the body - answer Axial
tomography

The part of the CT scanner that houses the x-ray tube, cooling system, detector
assembly, and data acquisition system (DAS) - answer Gantry

Related to the x-ray attenuation coefficient of the tissue contained in the voxel - answer
Hounsfield unit (HU)

When source detector assembly makes one sweep across the patient/internal structure
- answer Translation

Mathematical formula used to carry out complex calculations required for image
reconstruction - answerAlgorithm

An arrangement of cells in rows and columns - answerImage matrix

The individual cells in an image matrix - answerPixel

Tissue volume, the basic unit of a CT image Determined by multiplying the pixel size by
the thickness of the CT image slice - answerVoxel

Area of anatomy displayed by the Cathode Ray Tube (CRT) - answerFOV (Field of
View)

As the FOV of a fixed matrix size is increased, pixel size________________ -
answerincreases proportionately

As matrix size increases for a fixed FOV, pixel size______________ - answerdecreases

Axial or transverse plane Should be viewed as if one is at the patient's
____________________ - answerfeet and looking up toward the head

In Axial or transverse plane Patient's right is to the viewer's_______ - answerleft

A longitudinal plane dividing the body into anterior and posterior portions -
answerCoronal

, A longitudinal plane dividing the body into right and left portions - answerSagittal

Bones and other dense material - answerwhite

Air and lower density material - answerblack

Fat, muscle, and organs - answervarious shades of gray

Bone has a value of - answer+150 or up to +1000

Dense bone has a value of - answer+1000 to + 3000

Air has a CT value of - answer-1000

A longitudinal or transverse plane that is at an angle or slant and not parallel to the
sagittal, coronal or horizontal planes. - answerOblique

Shades of gray are assigned CT numbers between those of - answerbone and air.

The brain is surrounded by three protective layers called ____________ -
answermeninges

The inner most protective layers of the Brain - answerPia matter

The middle protective layers of the Brain - answerArachnoid

The Outer most protective layer of the brain - answerDura mater

Lies between arachnoid and pia mater; CSF circulates in this space. -
answerSubarachnoid

Composed of the midbrain, pons and medulla oblongata - answerBrainstem

Lies in the postero-inferior region of the cranium - answerCerebellum

largest ventricle, found in each cerebral hemisphere - answerLateral ventricles

Supply the anterior structures of the brain - answer2 internal carotid arteries

Transverse the neck and enter the posterior skull by way of the foramen magnum -
answer2 vertebral arteries

prevents blood loss in the brain by a unique arterial anastomosis - answerCircle of Willis

Created by gaps formed between the inner and outer layers of the dura mater -
answerDural venous sinuses

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