3A Flashcards

1
Q

What is contrast material used for

A

Used to better define or delineate a structure

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2
Q

Barium Contrast is used for

A

GI studies

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3
Q

Agitated fluid/bubbles for contrast in

A

Ultrasound

Spaecific: cardias tumor ablation

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4
Q

Angiography

A

X-ray imaging of blood vessels (veins or arteries)

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5
Q

Arteriography

A

Visualizes the peripheral arteries (leg/arm)

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6
Q

Venography

A

Visualizes the veins to see blood clots

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7
Q

Arthrography

A

Visualizes the joint, often the knee or shoulder

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8
Q

Barium sulphate mixture tests used on

A

Visualizing Esophagus, stomach, small and large intestines

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9
Q

Barium sulfate mixture swallwed for imaging….

A

Upper GI, small bowell

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10
Q

Barium sulfate mixture introduced through ______ for large bowell

A

Rectum

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11
Q

What are barium test primarily used to find

A

Lesions, ulcers and filling defects

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12
Q

What is an x-ray

A

Ionizing radiation used to visualize the lungs heats and mediastinal structures

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13
Q

CT scan stands for

A

Computerized tomography

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14
Q

CT scan uses….

A

A series of x ray images to show organs in cross section

-sometimes uses contrast

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15
Q

Doppler ultrasound used to

A

Measure blood flow within a vessel

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16
Q

Doppler ultrasound uses _____ sonography

A

Duplex

17
Q

Most common reason for Doppler ultrasound

A

Blockages (stenosis) and blood clots (thrombus)

18
Q

what happens with water in MRI

A

Molecules are aligned and then relaxed generating electromagnetic currents

19
Q

Urography

A

X-ray recording of the kidney and urinary tract

Intravenous contrast material

20
Q

Aminocentesis

A

Procedure to remove some amniotic fluid surrounding a fetus in the pregnancy sac

21
Q

Biopsy

A

Removal of a piece of tissue from the body for examination under a microscope

22
Q

Core biopsy

A

A surgical knife and needle to aspirate the tissue

23
Q

Digital rectal exam DRE

A

A physician insert gloved finger into patients rectum

24
Q

Thoracentesis

A

Insertion of a needle into the chest to remove fluid from the space between the lungs and the chest wall (pleural cavity)