Arthrography and Myelography Quiz Flashcards

1
Q

Which of the imaging modalities has not reduced the use of contrast arthrography

A

MRI

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2
Q

The radiography examination in which a contrast medium is introduced into a joint space and radiographs are made of the joint is called

A

Arthrography

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3
Q

Which of the following contrast media may be injected into a joint space for radiography of the menisci, cartilage, burse, etc

A

Air

Iodine contrast medium

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4
Q

Which of the following joints can be examined by contrast arthrography

A

Knee

Hip

Shoulder

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5
Q

Which of the following is administered during arthrography before the injection of contrast

A

Local anesthetic

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6
Q

For a single contrast arthrogram, approximately how many milliliters of positive contrast medium is injected into the shoulder

A

10 to 12 mL

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7
Q

What are the two methods for performing contrast arthrography of a knee

A

Vertical ray and horizontal ray

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8
Q

The largest part of the brain is the

A

Cerebrum

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9
Q

How many pairs of spinal nerves arise from the spinal cord

A

31

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10
Q

The brain and spinal cord are enclosed by three protective membranes called the

A

Meninges

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11
Q

How many fluid containing cavities make up the ventricular system of the brain

A

Four

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12
Q

Where is the contrast medium injected for a myelogram

A

L2-L3 or L3-L4 interspace

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13
Q

Which of the following projections are performed during myelography

A

PA

Lateral (Decubitus)

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14
Q

Which imaging examination is usually performed immediately after a myelogram

A

CT

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15
Q

The position of the patient’s head during myelography should be in ____ to prevent contrast from passing into the cerebral ventricles

A

Acute extension

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16
Q

What is the purpose of tilting the table during myelography

A

To control the flow of contrast medium

17
Q

When using plain radiography, what image is recommended to be performed first on a trauma patient with possible CNS involvement

A

Cross table lateral c-spine

18
Q

Myelography is done to demonstrate extrinsic spinal cord compression (T/F)

A

True