Question 1

Which of the following pathologic indications would NOT apply to head CT?

Accepted Answer

A) Subdural hematoma 
B) Multiple sclerosis 
C) Aneurysm 
D) Brain atrophy

Question 2

Biopsies can be performed during a CT colonography.

Accepted Answer

A) True 
 B)False

Question 3

Which aspect of the forebrain serves as an interpretation center for pain, temperature, and touch?

Accepted Answer

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

Question 4

How many pairs of cranial nerves are found in the brain?

Accepted Answer

A) 10 
B) 12 
C) 14 
D) 7

Question 5

Which of the following conditions may be a contraindication for head CT?

Accepted Answer

A) Epidural hematoma 
B) Intracranial hemorrhage 
C) Brain abscess 
D) Sensitivity to iodinated contrast media

Question 6

Another term for topogram is:

Accepted Answer

A) CT scan. 
B) CAT scan. 
C) MPR. 
D) scanogram.

Question 7

What is the name of the channels located between the cranium and dura mater that contain blood?

Accepted Answer

A) Subdural space 
B) Epidural space 
C) Dural mater sinuses 
D) Subarachnoid space

Question 8

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

Accepted Answer

A) True 
 B)False

Question 9

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

-Midbrain

Accepted Answer

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

Question 10

For each function, select the correct cranial nerve.(Use each choice only once.)
-Eye movement

Accepted Answer

A) Accessory (XI) 
B) Hypoglossal (XII) 
C) Glossopharyngeal (IX) 
D) Olfactory (I) 
E) Abducens (VI)
F)Optic (II)

Question 11

A predetermined procedure is the definition for:

Accepted Answer

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

Question 12

For each function, select the correct cranial nerve.(Use each choice only once.)
-Vision

Accepted Answer

A) Accessory (XI) 
B) Hypoglossal (XII) 
C) Glossopharyngeal (IX) 
D) Olfactory (I) 
E) Abducens (VI)
F)Optic (II)

Question 13

How long is the catheter left in place following a percutaneous abscess drainage (PAD) procedure?

Accepted Answer

A) 1 hour 
B) 6 hours 
C) 12 hours 
D) 24 to 48 hours

Question 14

Which meningeal space contains cerebrospinal fluid (CSF)?

Accepted Answer

A) Subdural space 
B) Subarachnoid space 
C) Pia space 
D) Cerebral fluid space

Question 15

Special filters can be used during CT fluoroscopy to reduce patient skin dose during biopsies.

Accepted Answer

A) True 
 B)False

Question 16

Typical slice thickness for a spine CT range is usually no greater than _____ mm.

Accepted Answer

A) 3 
B) 7 
C) 10 
D) 15

Question 17

Which of the following pitch ratios is considered to be oversampling?

Accepted Answer

A) 2:1 
B) 3:1 
C) 0.5:1 
D) 1:1

Question 18

A lower pitch ratio such as a 2.0:1 ratio with slice overlap leads to a reduced patient dose.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following structures filters the blood to produce CSF?

Accepted Answer

A) Choroid plexus 
B) Arachnoid granulations 
C) Arachnoid villi 
D) Ventricles

Question 20

For each function, select the correct cranial nerve.(Use each choice only once.)
-Tongue movement, speech, and swallowing

Accepted Answer

A) Accessory (XI) 
B) Hypoglossal (XII) 
C) Glossopharyngeal (IX) 
D) Olfactory (I) 
E) Abducens (VI)
F)Optic (II)

Exam 18: Computed Tomography

Which of the following pathologic indications would NOT apply to head CT?

Biopsies can be performed during a CT colonography.

Which aspect of the forebrain serves as an interpretation center for pain, temperature, and touch?

How many pairs of cranial nerves are found in the brain?

Which of the following conditions may be a contraindication for head CT?

Another term for topogram is:

What is the name of the channels located between the cranium and dura mater that contain blood?

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

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

For each function, select the correct cranial nerve.(Use each choice only once.) -Eye movement

A predetermined procedure is the definition for:

For each function, select the correct cranial nerve.(Use each choice only once.) -Vision

How long is the catheter left in place following a percutaneous abscess drainage (PAD) procedure?

Which meningeal space contains cerebrospinal fluid (CSF) ?

Special filters can be used during CT fluoroscopy to reduce patient skin dose during biopsies.

Typical slice thickness for a spine CT range is usually no greater than _____ mm.

Which of the following pitch ratios is considered to be oversampling?

A lower pitch ratio such as a 2.0:1 ratio with slice overlap leads to a reduced patient dose.

Which of the following structures filters the blood to produce CSF?

For each function, select the correct cranial nerve.(Use each choice only once.) -Tongue movement, speech, and swallowing