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Rad. positioning > Chapter 15 > Flashcards

Chapter 15 Flashcards

1
Q

What are the 3 pairs of salivary glands?

A

Parotid
Sublingual
Submandibular

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2
Q

What salivary glad is the largest?

A

Parotid

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3
Q

What is mastication?

A

Chewing

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4
Q

How many ducts can you image at once ?

A

1

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5
Q

What contrast do we use for Sialography?

A

Iodinated contrast

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6
Q

Imaging of salivary glands and ducts is know as

A

Sialography

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7
Q

Who is the Team for a modified barium swallow?

A

Rt
Radiologist
Speech pathologist

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8
Q

What does the ARRT call a modified barium swallow?

A

Swallowing dysfunction test

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9
Q

What are you looking at in an upper GI?

A

Stomach and Duodenum

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10
Q

What is used during and upper GI?

A

Barium and gas crystals

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11
Q

Gas crystals put ____ into the stomach

A

Air

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12
Q

A _____ contrast BE only uses contrast.

A

Single

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13
Q

A ________ contrast BE is air and barium.

A

Double

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14
Q

What position is done for a double contrast BE only?

A

Decubitus

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15
Q

For a BE, the patient is in a ______ position.

A

Sims

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16
Q

The barium is injected through a tube and positioned in the duodenum for the

A

Entercolysis

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17
Q

What position empties the stomach best?

A

Laying on the right side

18
Q

The rectum is ______ to the sacrum.

A

Anterior

19
Q

The muscle controlling the opening between stomach and duodenum is the

A

Pyloric sphincter

20
Q

The small intestine is divided into _____ portions which are

A

3
Duodenum
jejunum
Ilium

21
Q

What are the 3 parts of the large intestine?

A

Ascending
Transverse
Descending

22
Q

Where do you center for the rectum?

A

ASIS

23
Q

If your patient is large and the colon won’t fit on the lengthwise IR, you should

A

Take 2 images crosswise

24
Q

The right colic flexure is

A

Hepatic/ next to the liver

25
Q

The ______ is for chemical and mechanical breakdown of food.

A

Stomach

26
Q

The _______ is for reabsorption of food

A

Large intestine

27
Q

The ________ is for digestion

A

Small intestine

28
Q

What are Rugae of the stomach?

A

Longitudinal folds of the mucosal

29
Q

What causes perforation?

A

Ulcers
Trauma
Disease

30
Q

What is the outermost layer of the intestinal wall?

A

Fibrous

31
Q

What are the 4 layers of the intestinal wall?

A

Fibrous
Muscular
Submucosa
Mucosal

32
Q

What is the average length of the small intestine?

A

22 feet

33
Q

What is the average length of the large intestine?

A

5 feet

34
Q

What are the hausta of the large intestine?

A

Pouches in the large intestine

35
Q

What is the proper centering for the AP or PA of the colon during a BE?

A

MSP
Iliac crest

36
Q

Where do you center for the obliques of the colon during a BE, and how much do you rotate the patient?

A

Center at iliac crest
35-45 degrees

37
Q

For an AP double contrast GI, air is in the

A

Body and pyloric

38
Q

Why is the patient placed in the Trendelenburg during an upper GI?

A

To demonstrate hiatel hernias and reflux

39
Q

What is the tube angle for an AP axial during a BE ?

A

30-40 degrees cephalic

40
Q

The ______ colic flexure is usually higher and closer to the _______

A

Left
Diaphragm

Rad. positioning (11 decks)

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