Question 1

Which structure connects the two hemispheres of the cerebellum?

Accepted Answer

A)  Falx cerebri 
B)  Tentorium cerebelli 
C)  Basal ganglia 
D)  Vermis 
A)  Falx cerebri 
B)  Tentorium cerebelli 
C)  Basal ganglia 
D)  Vermis

Question 2

A predetermined procedure is the definition for:

Accepted Answer

A)  procedure. 
B)  protocol. 
C)  scan parameter. 
D)  technique. 
A)  procedure. 
B)  protocol. 
C)  scan parameter. 
D)  technique.

Question 3

____ controls the brightness of an image within a certain range.

Accepted Answer

A)  Window level 
B)  Window width 
C)  Voxel 
D)  CT number 
A)  Window level 
B)  Window width 
C)  Voxel 
D)  CT number

Question 4

A technique used to view vessels demonstrated in CTA is termed:

Accepted Answer

A)  windowing. 
B)  maximum intensity projection. 
C)  multiplanar reconstruction. 
D)  volume scanning. 
A)  windowing. 
B)  maximum intensity projection. 
C)  multiplanar reconstruction. 
D)  volume scanning.

Question 5

What controls the actual slice thickness on multislice CT scanners?

Accepted Answer

A)  Filament of x-ray tube 
B)  Postpatient collimator 
C)  Size of the detector row used 
D)  Prepatient collimator 
A)  Filament of x-ray tube 
B)  Postpatient collimator 
C)  Size of the detector row used 
D)  Prepatient collimator

Question 6

CT angiography (CTA)does not require the use of intravenous contrast media to demonstrate vascular structures.

Accepted Answer

A) True 
 B)False

Question 7

What is the name of the white brain structure that connects the two cerebral hemispheres?

Accepted Answer

A)  Central sulcus 
B)  Falx cerebri 
C)  Corpus callosum 
D)  Insula 
A)  Central sulcus 
B)  Falx cerebri 
C)  Corpus callosum 
D)  Insula

Question 8

What is the name of the passageway from the third to fourth ventricle?

Accepted Answer

A)  Foramen of Monro 
B)  Interventricular foramen 
C)  Cerebral aqueduct 
D)  Foramen of Luschka 
A)  Foramen of Monro 
B)  Interventricular foramen 
C)  Cerebral aqueduct 
D)  Foramen of Luschka

Question 9

Which of the following structures is not part of the hindbrain?

Accepted Answer

A)  Cerebellum 
B)  Pons 
C)  Hypothalamus 
D)  Medulla 
A)  Cerebellum 
B)  Pons 
C)  Hypothalamus 
D)  Medulla

Question 10

MATCHING
Select the correct lettered portion of the brain.(Use each choice only once.)
  
-Pons

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E
F)F 
A) A 
B) B 
C) C 
D) D 
E) E
F)F

Question 11

The ratio between the relationship between table speed and slice thickness defines:

Accepted Answer

A)  differential absorption. 
B)  pitch. 
C)  voxel. 
D)  display matrix. 
A)  differential absorption. 
B)  pitch. 
C)  voxel. 
D)  display matrix.

Question 12

What is the pitch for the following parameters: couch movement of 10 mm/second and slice thickness per 360° rotation of 20 mm?

Accepted Answer

A)  0.5:1 
B)  2:1 
C)  1:2 
D)  1:1.5 
A)  0.5:1 
B)  2:1 
C)  1:2 
D)  1:1.5

Question 13

Muscular structures seen on a CT image would appear:

Accepted Answer

A)  white. 
B)  black. 
C)  gray. 
D)  dark gray. 
A)  white. 
B)  black. 
C)  gray. 
D)  dark gray.

Question 14

CT fluoroscopy can obtain and display partially reconstructed images at a rate of _____ images per second.

Accepted Answer

A)  1 to 3 
B)  6 to 8 
C)  8 to 12 
D)  20 to 25 
A)  1 to 3 
B)  6 to 8 
C)  8 to 12 
D)  20 to 25

Question 15

The gantry houses the x-ray tube and the detector array.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not a major division of the brain?

Accepted Answer

A)  Forebrain 
B)  Posterior brain 
C)  Hindbrain 
D)  Midbrain 
A)  Forebrain 
B)  Posterior brain 
C)  Hindbrain 
D)  Midbrain

Question 17

Submillimeter slice thicknesses are possible with multislice CT scanners.

Accepted Answer

A) True 
 B)False

Question 18

MATCHING
Select the correct lettered portion of the brain.(Use each choice only once.)
  
-Thalamus

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E
F)F 
A) A 
B) B 
C) C 
D) D 
E) E
F)F

Question 19

Major functions of the cerebellum include:

Accepted Answer

A)  regulation of body temperature. 
B)  visual perception. 
C)  coordination, posture, and balance. 
D)  regulation of blood pressure. 
A)  regulation of body temperature. 
B)  visual perception. 
C)  coordination, posture, and balance. 
D)  regulation of blood pressure.

Question 20

On the average,how much CSF is formed daily?

Accepted Answer

A)  100 mL 
B)  150 mL 
C)  400 mL 
D)  500 mL 
A)  100 mL 
B)  150 mL 
C)  400 mL 
D)  500 mL

Which structure connects the two hemispheres of the cerebellum?

A predetermined procedure is the definition for:

____ controls the brightness of an image within a certain range.

A technique used to view vessels demonstrated in CTA is termed:

What controls the actual slice thickness on multislice CT scanners?

CT angiography (CTA)does not require the use of intravenous contrast media to demonstrate vascular structures.

What is the name of the white brain structure that connects the two cerebral hemispheres?

What is the name of the passageway from the third to fourth ventricle?

Which of the following structures is not part of the hindbrain?

MATCHING Select the correct lettered portion of the brain.(Use each choice only once.) -Pons

The ratio between the relationship between table speed and slice thickness defines:

What is the pitch for the following parameters: couch movement of 10 mm/second and slice thickness per 360° rotation of 20 mm?

Muscular structures seen on a CT image would appear:

CT fluoroscopy can obtain and display partially reconstructed images at a rate of _____ images per second.

The gantry houses the x-ray tube and the detector array.

Which of the following is not a major division of the brain?

Submillimeter slice thicknesses are possible with multislice CT scanners.

MATCHING Select the correct lettered portion of the brain.(Use each choice only once.) -Thalamus

Major functions of the cerebellum include:

On the average,how much CSF is formed daily?

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Special Radiographic Procedures

Diagnostic and Therapeutic Modalities

Filters

Exam 18: Computed Tomography

Which structure connects the two hemispheres of the cerebellum?

A predetermined procedure is the definition for:

____ controls the brightness of an image within a certain range.

A technique used to view vessels demonstrated in CTA is termed:

What controls the actual slice thickness on multislice CT scanners?

CT angiography (CTA)does not require the use of intravenous contrast media to demonstrate vascular structures.

What is the name of the white brain structure that connects the two cerebral hemispheres?

What is the name of the passageway from the third to fourth ventricle?

Which of the following structures is not part of the hindbrain?

MATCHING Select the correct lettered portion of the brain.(Use each choice only once.) -Pons

The ratio between the relationship between table speed and slice thickness defines:

What is the pitch for the following parameters: couch movement of 10 mm/second and slice thickness per 360° rotation of 20 mm?

Muscular structures seen on a CT image would appear:

CT fluoroscopy can obtain and display partially reconstructed images at a rate of _____ images per second.

The gantry houses the x-ray tube and the detector array.

Which of the following is not a major division of the brain?

Submillimeter slice thicknesses are possible with multislice CT scanners.

MATCHING Select the correct lettered portion of the brain.(Use each choice only once.) -Thalamus

Major functions of the cerebellum include:

On the average,how much CSF is formed daily?

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Special Radiographic Procedures

Diagnostic and Therapeutic Modalities

Filters