NMTCB CT BOARD EXAM|QUESTIONS AND VERIFIED ANSWERS|NEW UPDATE
2026/2027| GUARANTEED SUCCESS|GRADED A+
CBF
CORRECT|ANSWER
cerebral blood flow
50-60 mL / 100 g / min
CBV
CORRECT|ANSWER
cerebral blood volume
4-5 mL / 100 g
platelet count
CORRECT|ANSWER
140k-440k per uL of blood
INR
CORRECT|ANSWER
International Normalized Ratio
0.8-1.2
PTT
CORRECT|ANSWER
partial thromboplastin time
25-35 seconds
,BUN
CORRECT|ANSWER
7-25 mg / dL
creatinine
CORRECT|ANSWER
0.5-1.5 mg / dL
GFR (men)
CORRECT|ANSWER
70 +/- 14
GFR (women)
CORRECT|ANSWER
60 +/- 10
PT
CORRECT|ANSWER
prothrombin time
12-15 seconds
max IV contrast for a child shouldn't exceed
CORRECT|ANSWER
3 mL / kg of body weight
excretion half-life of IV contrast
, CORRECT|ANSWER
1-2 hours
barium sulfate concentration
CORRECT|ANSWER
1-3%
water-soluble oral contrast for abdomen/pelvis should contain ________% iodine
CORRECT|ANSWER
2-5
high-osmolar contrast = _________ mOsm / kg of water
CORRECT|ANSWER
1000-2400
risk factors for contrast-induced nephrotoxicity (CIN)
CORRECT|ANSWER
diabetes
myoloma
cardiac disease
advanced age
hepatic contrast enhancement phases
CORRECT|ANSWER
arterial phase
portal/hepatic venous phase
equilibrium phase
2026/2027| GUARANTEED SUCCESS|GRADED A+
CBF
CORRECT|ANSWER
cerebral blood flow
50-60 mL / 100 g / min
CBV
CORRECT|ANSWER
cerebral blood volume
4-5 mL / 100 g
platelet count
CORRECT|ANSWER
140k-440k per uL of blood
INR
CORRECT|ANSWER
International Normalized Ratio
0.8-1.2
PTT
CORRECT|ANSWER
partial thromboplastin time
25-35 seconds
,BUN
CORRECT|ANSWER
7-25 mg / dL
creatinine
CORRECT|ANSWER
0.5-1.5 mg / dL
GFR (men)
CORRECT|ANSWER
70 +/- 14
GFR (women)
CORRECT|ANSWER
60 +/- 10
PT
CORRECT|ANSWER
prothrombin time
12-15 seconds
max IV contrast for a child shouldn't exceed
CORRECT|ANSWER
3 mL / kg of body weight
excretion half-life of IV contrast
, CORRECT|ANSWER
1-2 hours
barium sulfate concentration
CORRECT|ANSWER
1-3%
water-soluble oral contrast for abdomen/pelvis should contain ________% iodine
CORRECT|ANSWER
2-5
high-osmolar contrast = _________ mOsm / kg of water
CORRECT|ANSWER
1000-2400
risk factors for contrast-induced nephrotoxicity (CIN)
CORRECT|ANSWER
diabetes
myoloma
cardiac disease
advanced age
hepatic contrast enhancement phases
CORRECT|ANSWER
arterial phase
portal/hepatic venous phase
equilibrium phase
