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MT Flashcards

1
Q

with chest CT, structures are best seen when perpendicular to the transverse beam rather than parallel. Which fissure would not be visible on axial chest CT imaging due to it being parallel to the beam rather than perpendicular?

A

Minor

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2
Q

the only fissures visible on the frontal and lateral views are _____ and ______. pick 2 choices

A

Minor

superior accessory

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3
Q

some chest imaging procedures are no longer utilized, due to replacement with newer better imaging. Which imaging procedure utilized a contrast agent to better visualize a structure not normally seen on a plain film chest x-ray?

A

bronchography

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4
Q

which are required for legal film demographic identification? Pick ALL that apply.

A
  • producing institution
  • patient name and age
  • production date
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5
Q

left hilar masses may impact which of following nerves.

A

recurrent laryngeal
phrenic
vagus

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6
Q

standard chest plain film x-rays:

A

done upright in ambulatory patient

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7
Q

suspected small pneumothorax (air in the pleural space) on a full inspiration PA chest view could be confirmed by most cost effectively:

A

lateral decubitus with involved side up

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8
Q

the silhouette sign:

A

localizes at the chest wall

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9
Q

upper left heart border “silhouette sign” may be produced by :

A

LUL #4 pneumonia

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10
Q

Pulmonary consolidation in this segment could cause a silhouette sign with the posterior chest wall.

A

RLL #6 superior

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11
Q

the superior accessory fissure:

A

splits LLL segment 6 from segments 9& 10

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12
Q

which 2 fissures are horizontally oriented?

A
  • superior accessory fissure

- accessory left minor fissure

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13
Q

which of the following is not characteristic of the chest series

A

frontal view AP or PA

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14
Q

which one of the following imaging procedures is non-ionizing (no radiation)?

A

cardiac ultrasound

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15
Q

the simplified form of patient positioning (for x-rays) that we discussed in class includes all except:

A

align central ray to fixed anatomical point

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16
Q

in class we discussed an alternate, more standardized method of laterality labeling of oblique x-rays, different from what you were taught in positioning class:

A

label laterality of the patient

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17
Q

if there was no easy access to chest CT, which plain film view would show the right lung to better visualize a questionable density?

A

LAO

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18
Q

The chest series is always performed ______ in conscious patients:

A

with suspended breathing @ full inspiration

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19
Q

nuclear medicine scan of the heart:

A

thallium scan

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20
Q

nuclear medicine scan for air and blood movement in the lungs:

A

ventilation and perfusion scans

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21
Q

the dividing line between the anterior and middle mediastinum radiographically:

A

anterior trachea posterior pericardium

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22
Q

regarding the trachea, which is an incorrect statement?

A

can never deviate from the midline normally

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23
Q

which structures at the pulmonary hilus are not visible as individual structures?

A
  • lymph nodes
  • nerves
  • pulmonary veins
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24
Q

understanding lymphatic drainage of the lung helps to explain all of the following except:

A

how consolidation spreads within a lobe

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25
Q

segments of the left upper lobe include all of the following except:

A

lateral #4

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26
Q

the inferior accessory fissure:

A

splits RLL segment 7 from 8-10

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27
Q

channels of martin

A

bronchi to bronchi connections

28
Q

primary lobule

A

ducts, sacs and alveoli

29
Q

secondary lobule

A

3-5 acini

30
Q

acinus

A

foundation of airspace consilidation

31
Q

pores of Kohn

A

interalveolar infectious exudate spread

32
Q

extremely rare fissure in the left lung:

A

accessory left minor fissure

33
Q

which is the foundational building block for the pathological process of air space consolidation.

A

acinus

34
Q

which of the following anatomical structures does not contribute to the lateral view cardiovascular silhouette?

A

right atrium

35
Q

two causes for unilateral hyperlucent lung/ hemithorax:

A
  • absence of chest wall tissue

- pneumothorax

36
Q

the normal relationship of the pulmonary blood vessels in the recumbent position:

A

upper and lower lung blood vessels of equal size

37
Q

silhouette sign with the aortic knob created by:

A

LUL 1-3

38
Q

silhouette sign with the upper descending thoracic aorta created by:

A

LLL #6

39
Q

which segment would NOT produce a right lateral chest wall “silhouette sign” below the minor fissure?

A

RLL 9

40
Q

if a water density lesion in the lung was in front of or behind the lung hilus, the hilus would be visible through lesion:

A

true must touch to silhouette

41
Q

when a hilus is enlarged unilaterally, the most likely anatomy generating the mass

A

bronchus

42
Q

which fissure are visible on the lateral view

A

minor and major

43
Q

which of the following is not a characteristiv of proper chest exposure, on the frontal view?

A

osseous detail through the mid and lower mediastinum

44
Q

_____ is associated with air replacement and _______ is associated with air removal?

A

consolidation

atelectasis

45
Q

which is incorrect in our memory aid for cardiac chambers?

A

front is right atrium

46
Q

on a frontal chest view, which mediastinal structure, when enlarged, might cover up the left hilus:

A

ascending aorta

47
Q

accessory minor fissure

A

creates left middle lobe

48
Q

secondary lobule

A

compartmentalized unit of lung

49
Q

direct airway anastomosis

A

facilitates lobar air perfusion

50
Q

lateral decubitus

A

utilizes gravity to facilitate diagnosis

51
Q

silhouettes lateral chest wall

A

anterior basal segment #8

52
Q

left atrium

A

contact with esophagus

53
Q

right atrium

A

right heart border on frontal view

54
Q

superior vena cava

A

may be prominent with right hilar tumor

55
Q

pulmonary vasculature

A

upper to lower lung ratio 1-1 in recumbent position

56
Q

cortical lung

A

no vasculature visible

57
Q

which of the following hilar structures is responsible for the left hilus anatomical position?

A

pulmonary artery

58
Q

on chest radiographs, the hert normally obscures (silhouettes- like densities touching) the _____.

A

anterior and medial left hemidiapragm

59
Q

the silhouette sign is nearly always a(n) _______ finding and is usually due to ________.

A

abnormal, lung disease

60
Q

our rules for remembering heart borders tells us: the anterior heart border is formed by the _____ and the posterior heart border is formed by the ______:

A

right ventricle

left atrium and ventricle

61
Q

on a frontal chest view, which mediastinal structure, when enlarged, might cover up (not silhouette) the right hilus:

A

ascending aorta

62
Q

Left upper lobe LUL

A

Associated with Silhouette sign at the pulmonary trunk and the entire left heart border

DOES NOT SILHOUETTE THE AORTIC KNOB THAT IS A POSTERIOR STRUCTURE

63
Q

Right lower lobe RLL

A

Only structure on the right that can silhouette the diaphragm

64
Q

The minor fissure separates the ____1_____ lobe from the ____2____ lobe?

A

1) Upper

2) Lower

65
Q

silhouette sign with the lower descending thoracic aorta created by:

A

LLL #10

66
Q

which one of the following is considered optional for legal film demographic identification?

A

Film #

Soft A (3 decks)

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