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cross sectional > unit 1 > Flashcards

unit 1 Flashcards

1
Q

a small protein fragment present in the blood after a blood clot is degraded by fibrinolysis * for blood clotting problems

A

D diner

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2
Q

a test that measures how long it takes for a clot to form in a blood sample

A

PTT

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3
Q

a test to evaluate blood clotting or blood clotting disorder, can detect bleed time

A

PT

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4
Q

worst condition for iodine radiation

A

sickle cell

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5
Q

contrast side effects

A

hot flash, metallic taste in mouth

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6
Q

mild reaction to contrast

A

hives , rash

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7
Q

severe contrast side effects

A

swelling of the throat, hypotension

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8
Q

oral contrast types

A

barium sulfate - chalky & thick
gastrografin ( iodine based ) - clear & thin

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9
Q

IV contrast types

A

iodinated contrast
gadolinium

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10
Q

what IV contrast type is used in CT

A

iodinated contrast

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11
Q

what type of IV contrast is used in MRI

A

gadolinium

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12
Q

average BUN level

A

6-20

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13
Q

when contrast injected leaks into the tissue around the vein where needle was placed , can lead to tissue death

A

contrast extravasation

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14
Q

what can not be taken 48 hrs after IV CT contrast

A

glucophage - metformin

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15
Q

CIN

A

contrast induced nephrothy
* immediate kidney failure

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16
Q

why do we have consent forms in CT?

A
  • need to know about reactions
  • check food & drug
  • if they code, they can’t sue
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17
Q

the volume of blood plasma cleared of creatine per unit time

A

creatine clearance

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18
Q

front of body or body part

A

ventral (anterior)

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19
Q

lying on abdomen , face downward

A

prone

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20
Q

nearer the outside of the body or an organ

A

external

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21
Q

away from midline

A

lateral

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22
Q

closer to point of attachment

A

proximal

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23
Q

what structure divides the thoracic and abdominal cavities

A

diaphragm

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24
Q

50% of the population is what body habitus

A

sthenic

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25
Q

in what plane are MRI images acquired

A

axial, sagittal, coronal

26
Q

in what plane are CT images acquired

A

axial

27
Q

what atom does MRI utilize for imaging

A

hydrogen

28
Q

where is the x ray tube located in a CT machine

A

rotates around patient - in gantry
detectors act as IRs

29
Q

which modality is best for CNS ? why?

A

MRI - detects tissue abnormalities

30
Q

what cavities are in the anterior / ventral cavity

A

thoracic & abdominopelvic

31
Q

the 2 main body cavities

A

ventral & dorsal

32
Q

the cavities in the dorsal / posterior cavity

A

cranial & spinal

33
Q

is a CT cheaper than an MRI?

A

yes

34
Q

what makes it possible for us to do a CT scan the way we do

A

slip rings

35
Q

what are a few reasons someone cannot be given contrast?

A

kidney stones
brain bleeds
stroke

36
Q

80% of the body is ______ atoms

A

hydrogen

37
Q

what is the magnet strength of an MRI machine mesured in

A

tesla

38
Q

the standard magnet for an MRI machine is

A

1.5

39
Q

can an MRI be done on pregnant women?

A

yes , but rachel wouldn’t recommend

40
Q

T1 relaxation time focuses on what?

A

the release of energy from the radio frequency

41
Q

T2 relaxation time focuses on what?

A

the exchange of energy received from the radio frequency

42
Q

how long is a MRI

A

can vary 10 - 40 minutes

43
Q

what region is immediately superior to the umbilical region?

A

epigastric

44
Q

what region is immediately to the left of the epigastric region

A

left hypochondriac

45
Q

what region is immediately inferior to the right lumbar region

A

right iliac

46
Q

what region is immediately to the right of the umbilical region

A

right lumbar

47
Q

which one of the major closed body cavities contains connective tissue membranes

A

dorsal cavity

48
Q

what type of epithelial membrane is associated with the nasal cavity & the oral cavity

A

mucous membranes

49
Q

what term refer to the region of the ears

A

otic

50
Q

the region that refers to the ribs

A

costal

51
Q

the abdominopelvic region that contains most of the stomach

A

left hypochondriac

52
Q

the specific layer of serous membrane that covers the heart

A

visceral pericardium

53
Q

the serous membrane that lines the abdominopelvic cavity & covers the organs in the cavity

A

peritoneum

54
Q

what internal landmark is 2.5 cm below the jugular notch ?

A

aortic arch

55
Q

where is the location of the internal landmark the carina

A

T4-T5 - sternal angle

56
Q

where does aortic bifurcation occur ?

A

L4-L5

57
Q

what internal landmark is found at the 5th intercostal space?

A

apex of the heart

58
Q

what internal landmark is found at the level of 2nd & 3rd costal cartilage

A

base of heart

59
Q

the pelvic cavity contains :

A

urinary bladder, portions of the large intestine , & reproductive organs

60
Q

point where cranium becomes the spine

A

foramen magnum

cross sectional (6 decks)

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