Mosby exam book Wrong answers test 2

Question 1

iothalamate meglumine and diatrizoqte sodium are examples of:

Answer 1

HOCM

Question 2

The bed index is used when calculating what:

Answer 2

MSAD

Question 3

The INR is responcible for standardizing:

Answer 3

PT values

Question 4

intrathecal administartion into the lumbar spine is put in the:

Answer 4

subachrachnoid space

Question 5

the range of serum iodine consentration durring a ct exam:

Answer 5

2-8mg/ml

Question 6

the amount of energy absorbed in a quantity of air:

Answer 6

kerma

Question 7

articulation between the tarsels and meta tarsels

Answer 7

lisfranc joint

Question 8

at what percentage of overlapshould overlap for an MPR

Answer 8

50%

Question 9

degenerative spinal disease of a forward slipping upper vertebral body over the lower

Answer 9

spodylisthesis

Question 10

which is the last paranasal sinus is last to develop:

Answer 10

frontal

Question 11

vocol cord scanning between:

Answer 11

above hyoid through criod cartilage

Question 12

quantity of blood that moves through 100g of tissue

Answer 12

cerbral blood flow

Question 13

illius is used to describe

Answer 13

part of the intestine that has lost contractile motion

Question 14

CTA of the renal arteries should use what section width

Answer 14

1.25 or less

Question 15

third ventricle communicates with the forth through

Answer 15

cebral aqueduct

Question 16

fibros tissue that holds the kidneys

Answer 16

Gerotas facia

Question 17

hepatic venous phase

Answer 17

60-70s

Question 18

Pancreatic phase of contrast enhansment

Answer 18

35-45s

Question 19

the averge density of a mass within the kidney measuring about -75HU

Answer 19

lipoma

Question 20

HU for fat

Answer 20

around -50

Question 21

componunt responcible for the mathmatical calculations of image reconstruction

Answer 21

the array processor

Question 22

filliment size for modern cts

Answer 22

0.5 and 1.2mm

Question 23

the mathmaticalprocess that allows MDCT images to be reconstructed at any pojnt along the aquiered volume:

Answer 23

z-filtering

Question 24

streaking artifact caused by not enough views (data samples) usally a result of technical failure of the CT system

Answer 24

aliasing

Question 25

durring a CT xray exposure, the product of the selected Ma setting and scan time is called the:

Answer 25

constant Ma

Question 26

most common mathmatical reconstruction methods of modern CTs

Answer 26

filtered back projection also called convalution

Question 27

The electronic combinatino of signals from ajacent detectors is called:

Answer 27

bining

Question 28

fly through images of a coloography

Answer 28

perspective volume rendering

Question 29

where are misregistration artifact mostlikly to occur:

Answer 29

abdomen due to breathing

Question 30

bow tie filter reduce:

Answer 30

pt dose

Question 31

compared to conventionl x-rays, CTis better because

Answer 31

better low-contrat resolution

Question 32

used to remove blurring from the back projection method of reconstruction

Answer 32

convolution kernal this fliter makes it a filted back projection

Question 33

alternating the electron beam from the cathode to two targets is called:

Answer 33

flying focal spot

Question 34

a byte is a series of ___ bits

Answer 34

8