NMTCB MOCK EXAM QUESTIONS AND ANSWERS (GRADED A)NMTCB MOCK EXAM QUESTIONS AND ANSWERS (GRADED A)NMTCB MOCK EXAM QUESTIONS AND ANSWERS (GRADED A)
A false positive In-111 WBC scan may be due to increased abdominal uptake in a patient:
a. that is currently taking antibiotics
b. with a sinus infecti...
NMTCB MOCK EXAM QUESTIONS AND
ANSWERS (GRADED A)
A false positive In-111 WBC scan may be due to increased abdominal uptake in a
patient:
a. that is currently taking antibiotics
b. with a sinus infection
c. with a stomach ulcer
d. with a renal cyst
e. with cholecystitis - ANSWER-B. Sinus Infection due to sinus drainage
A patient receives 285uCi of I-123 NaI orally for a thyroid uptake study. Calculate the 24
hour percent uptake using the given data:
Dose Count= 1425916 cpm
Background= 88 cpm
Patient counts= 193046 cpm
Patient Background count= 473 cpm - ANSWER-14%
The image was obtained while performing a WBB scan on a 62 year old male, the most
probable reason for the appearance on the image is:
a. metastatic disease
b. trauma to chest wall
c. localized osteoporosis
d. osteomyelitis
e. Paget's disease - ANSWER-B. Trauma to chest wall
(metastatic will appear sporadically, pagets will show increase brain, femur, and pelvis.
Trauma is usually displayed as a pattern)
You are receiving a completed MPI pharmacologic study which of the following
descriptions suggest that the patient has a myocardial infarction?
a. abnormal resting Tc99m tetrofosmin, normal stress Tc99m tetrofosmin
b. abnormal resting MIBI, normal stress Tl-201 Thallium Cl
c. normal resting Tc MIBI, normal stress Tl201
d. abnormal resting Tl201, abnormal stress Tc MIBI
e. Abnormal stress Tl201, normal redistribution Tl201 - ANSWER-D. Both resting and
stress will appear abnormal to indicate an infarction
, Which electron transition process involves monochromatic incident X-ray yeilding a
photon and other electron's conservation of energy by moving shells? - ANSWER-
Characteristic X Ray Production
According to NRC regulations, which of the following signs should be posted on the
door of a radiopharmacy lab in which radiation levels have been measured to be
12.0mrem/hr?
a. no posting of this area is required
b. Keep out: Rad Materials
c. Caution: Rad Area
d. Caution: High Rad Area
e. Caution: Very High Rad Area - ANSWER-c. rad area (LOOK UP LEVELS)
Which of the following statements about a patient who receives 75mCi of oral I-131 NaI
is false?
a. room items myst be surveyed for contamination prior to removal
b. The patient's spouse may stay in the room continuously
c. Radiation surveys of the patient's room and surrounding area must be conducted
d. The patient can be discharged once it is determined that the dose another individual
woudl receive from the patient is less than 0.5rem
e. The patient should be instructed to void frequently and to follow good hygiene. -
ANSWER-B. The patients spouse may not stay in the room continuously as the limits
for public may not exceed 2mR/hr.
According to NRC regulations, which of the following statements is true regarding the
receipt of a package containing only Tc99m labeled radiopharms?
a. the package may be reopened upon receipt, no monitoring procedures are required.
b. The package must be set asside for a minimum of three hours.
c. A visual inspection of the package must be performed. If this is acceptable, no other
inspection/surveys are needed and the package can be opened.
d. External surfaces of the package must be promptly monitored by the licensee for
radioactive contamination and dose levels prior to opening.
e. The package may be left in an unattended drop-off area by the delivery service. -
ANSWER-D. The package surface must be inspected and checked for contamination
prior to opening
How many dpm will yield a count rate of 640 cpm when measured by a detector with a
counting efficiency of 85%? - ANSWER-753 dpm
E=C/A
A= 640cpm/0.85 =753
E=cpm/dpm
Proper patient transfer technique includes all of the following except:
a. letting the patient help as much as possible
b. maintaining a wide base of support
c. having the patient's center of gravity away from your COG
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