MIC Ch6 The CT Exam & Anatomy Part 1

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sully79
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308561
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MIC Ch6 The CT Exam & Anatomy Part 1
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2015-09-26 12:35:51
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MIC CT Registry Review
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Chapter 6 questions
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  1. 6.22. Which of the following is NOT a location where one would expect to find cerebral spinal fluid?
    1. subarachnoid space
    2. subdural space
    3. fourth ventricle of the brain
    A. 1 only
    B. 3 only
    C. 2 and 3
    D. 2 only
    C. 2 and 3
    (this multiple choice question has been scrambled)
  2. 6.23. Which scanning plane is best for evaluating the anatomical relationship between the pituitary adn the sella turcia?
    A. transverse
    B. oblique between transverse and sagittal
    C. coronal
    D. sagital
    C. coronal
    (this multiple choice question has been scrambled)
  3. 6.27. What is the range of anatomy that should be covered for examination of one intervertebral disk space?
    a. from the pedicle of the vertebra above the disk to the pedicle of the vertebra below the disk
    b. from the spinous process of the vertebra above the disk to the spinous process of the vertebra below the disk
    c. from the apophyseal joint above the disk to the apophyseal joint of the vertebra below the disk
    d. from the superior articular process of the vertebra above the disk to the superior articular process of the vertebra below the disk
    a. from the pedicle of the vertebra above the disk to the pedicle of the vertebra below the disk
  4. 6.24. Which of the following would NOT enhance during the first several minutes of a post-contrast CT study of the neck?
    A. internal carotid artery
    B. jugular vein
    C. vascular lesion
    D. lymph nodes
    D. lymph nodes
    (this multiple choice question has been scrambled)
  5. 6.1. Which of the following types of contrast media has NO application for a CT study of the thoracic spine?
    1. intrathecal
    2. intervenous
    3. oral
    A. 1 only
    B. 2 only
    C. 3 only
    D. 1, 2 and 3
    C. 3 only
    (this multiple choice question has been scrambled)
  6. 6.2. In which of the following studies might cranial nerve XI be visualized?
    A. supratentorium
    B. soft tissue neck
    C. lumboscaral spine
    D. internal auditory canal
    B. soft tissue neck
    (this multiple choice question has been scrambled)
  7. 6.3. In order to generate a 3D shaded surface rendering of the hips, the _____ data is used directly by the 3D reconstruction software.
    A. raw
    B. projection
    C. image
    D. unreconstructed
    C. image
    (this multiple choice question has been scrambled)
  8. 6.4. Which of the following is the appropriate range of coverage for a coronal sinus study?
    A. from the fourth ventricle to the sphenoid sinus
    B. from the internal auditory canals to the ethmoid sinus
    C. from the clivus to the anterior clinoid process
    D. from the dorsum sella to the anterior aspect of the frontal sinus
    D. from the dorsum sella to the anterior aspect of the frontal sinus
    (this multiple choice question has been scrambled)
  9. 6.5. Which of the following is NOT a reason for using thinner slices in the posterior fossa compared with the more superior regions of the brain?
    1. to reduce streak artifacts
    2. to improve spatial resolution
    3. the decrease radiation dose to the patient
    A. 1, 2 and 3
    B. 3 only
    C. 1 only
    D. 2 only
    B. 3 only
    (this multiple choice question has been scrambled)
  10. 6.7. A localizer image in which of the following orientatrions should be used to set up axial slices so that they can be angled parallel to the plane of a specific lumbar disk?
    A. transverse
    B. AP
    C. lateral
    D. oblique
    C. lateral
    (this multiple choice question has been scrambled)
  11. 6.8. Which of the following statements is TRUE regarding CT exam of the spine?
    1. IV contrast is usually not administered to rule out a hemiated disck
    2. the entire thoracic spine is not routinely scanned with transverse CT slices
    3. sagittal and coronal images of an adult spine may not be directly collected from a CT scan
    A. 1 only
    B. 3 only
    C. 2 only
    D. 1, 2 and 3
    D. 1, 2 and 3
    (this multiple choice question has been scrambled)
  12. 6.29. In which of the following studies might cranial nerve VII be visualized?
    A. supratentorium
    B. cervical spine
    C. internal auditory canal
    D. soft tissue neck
    C. internal auditory canal
    (this multiple choice question has been scrambled)
  13. 6.33. If we want to generate a diagnostic 3D surface reconstruction of the affected region of the cervical spine, how should the scan be performed?
    A. with fairly large gaps between the slices
    B. at orthogonal orientations through the affected region
    C. at various angles through each affected disk space
    D. at a single angle through the affected region
    D. at a single angle through the affected region
    (this multiple choice question has been scrambled)
  14. 6.37. Which of the following positions may reduce the lordotic curve, when performing a CT scan on the lumbosacral spine?
    A. prone with knees bent over a wedge
    B. prone with knees straight
    C. right decubitus position
    D. supine with knees bent over a wedge
    D. supine with knees bent over a wedge
    (this multiple choice question has been scrambled)
  15. 6.41. Which of the following should be removed for a study of the sinuses?
    1. barettes
    2. eyeglasses
    3. nose ring
    A. 1, 2 and 3
    B. 3 only
    C. 1 only
    D. 2 only
    A. 1, 2 and 3
    (this multiple choice question has been scrambled)
  16. 6.38. For CT brain scans, the reference line for axial slices may be which of the following?
    1. cantomeatal line
    2. orbitomeatal line
    3. infraorbitomeatal line
    A. 1, 2 and 3
    B. 2 only
    C. 3 only
    D. 1 only
    A. 1, 2 and 3
    (this multiple choice question has been scrambled)
  17. 6.42. How should the mAs be varied to compensate for an increase in apparent image noise caused by reducing the slice thickness?
    A. increase mAs
    B. halve the mA and double the scan time
    C. decrase mAs
    D. halve the mA and halve the scan time
    A. increase mAs
    (this multiple choice question has been scrambled)
  18. 6.43. For which of the following conditions of the brain should IV contrast NOT be administered?
    A. recurrent headaches
    B. evaluation of a mass
    C. suspected atrophy
    D. evaluation of an aneurysm
    C. suspected atrophy
    (this multiple choice question has been scrambled)
  19. 6.11 Which of the following is NOT an indication of a herniated disk?
    1. deformity of the posterior border of the disk
    2. displacement of epidural fat
    3. hypertrophy of the inferior articulating process and lamina
    A. 3 only
    B. 1, 2 and 3
    C. 2 only
    D. 1 only
    A. 3 only
    (this multiple choice question has been scrambled)
  20. 6.14. On a CTA exam of lower extermity vasculature to assess atherosclerosis, coverage should extend from the _____ to the _____.
    A. abdominal aorta, iliac arterier
    B. iliac arteries, popliteal arteries
    C. abdominal aorta, ankles
    D. ilial arteries, femoral arteries
    C. abdominal aorta, ankles
    (this multiple choice question has been scrambled)
  21. 6.15. What is the primary reason to have a patient phonate the letter "e" during a CT exam of the larynx?
    A. it distends the laryngeal ventricles
    B. it clases the pyriform sinuses
    C. it provides definition of the epiglottis
    D. it demonstrates vocal cord mobility
    D. it demonstrates vocal cord mobility
    (this multiple choice question has been scrambled)
  22. 6.16. Which of the following combinations of scanning parameters is best for evaluation abnormalities within the petrous pyramids of the temporal bones?
    A. standard algorithm, window width = 300, 0.5 to 2 mm slices
    B. standard algorithm, window width = 2500, 4 to 8 mm slices
    C. soft algorithm, window width = 300, 0.5 to 2 mm slices
    D. sharp algorithm, window width = 2500, 0.5 to 2 mm slices
    D. sharp algorithm, window width = 2500, 0.5 to 2 mm slices
    (this multiple choice question has been scrambled)
  23. 6.13. Which of the following window settings provides the best tissue defferentiation of the soft tissues of the supratentorium?
    A. window width = 1000, window level = 200
    B. window width = 100, window level = 30
    C. window width = 2500, window level = 350
    D. window width = 300, window level = 60
    B. window width = 100, window level = 30
    (this multiple choice question has been scrambled)
  24. 17. Which of the following should NOT be part of a CT brain perfusion exam?
    A. low dose protocols are used
    B. multiple scans need to be performed every 1 to 2 seconds for a period of about a minute
    C. the patient's head should rest freely and should be unrestrained
    D. IV contrast is administered
    C. the patient's head should rest freely and should be unrestrained
    (this multiple choice question has been scrambled)
  25. 18. CT brain perfusion:
    1. replaces the need for CT angiography
    2. is typically performed to evaluate stroke
    3. evaluates blood flow through the major vessels
    A. 3 only
    B. 2 only
    C. 1 only
    D. 2 & 3
    B. 2 only
    (this multiple choice question has been scrambled)
  26. 19. Which of the following is necessary to quickly and accurately diagnose the presence of a stroke?
    1. evaluate for the presence of ischemic but viable tissue
    2. evaluate for the presence of vascular occlusion
    3. establish the presence or absence of intracranial hemorrhage
    A. 2 only
    B. 1, 2, and 3
    C. 1 only
    D. 3 only
    B. 1, 2, and 3
    (this multiple choice question has been scrambled)
  27. 20. Which of the following is FALSE about a CT runoff exam?
    A. IV contrast should be administered at a rate of 4 ml/sec
    B. the patient should be positioned feet first and supine
    C. coverage should extend from the upper abdominal aorta to the popliteal artery bifurcation
    D. the spatial resolution of the exam surpasses that of MRA
    C. coverage should extend from the upper abdominal aorta to the popliteal artery bifurcation
    (this multiple choice question has been scrambled)
  28. 21. Indications for CT exams of the head include:
    1. trauma
    2. multiple sclerosis
    3. stroke
    A. 1 only
    B. 1 & 2
    C. 1 & 3
    D. 1, 2 & 3
    C. 1 & 3
    (this multiple choice question has been scrambled)

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