AND ANSWERS SURE A+
✔✔which of the following cannot be studied with a MUGA study?
a. LVEF
b. regional wall perfusion
c. stroke volume
d. regional wall motion - ✔✔b. regional wall perfusion
✔✔Free tech in a bone scan kit will result in activity in the:
a. breasts
b. thyroid
c. gastric mucosa
d. lungs
e. b and c - ✔✔E. B and C
✔✔a superscan is the result of:
a. renal insufficiency
b. diffuse skeletal mets
c. chemotherapy response
d. paget's disease
e. none of the above - ✔✔b. diffuse skeletal mets
✔✔which of the following is not true regarding HMPAO?
a. it crosses the intact BBB
b. distribution of HMPAO follows cerebral blood flow
c. it is also known as exametazime
d. it does not significantly redistribute in the brain
e. none of the above - ✔✔e. none of the above
, ✔✔which of the following may cause a false-positive biliary scan?
a. if the patient has recently eaten
b. if the patient has been fasting for >24 hrs
c. the use of sincalide
d. A and B
e. B and C - ✔✔d. A and B
✔✔phagocytosis of Tc99m albumin colloid is performed by the:
a. liver parenchymal cells
b. Kupffer cells
c. hepatocytes
d. RBC - ✔✔b. Kupffer cells
✔✔which will perfuse first following an IV injection of Tc DTPA?
a. lungs
b. left ventricle
c. kidney
d. liver - ✔✔a. lungs
✔✔a pt with high blood pressure undergoes renography followed by captopril
renography, and the curve of renal uptake from the second exam is lower than the first.
What does this mean? The patient:
a. is rejecting a transplanted kidney
b. has renovascular htn
c. has an obstruction in the collecting system
d. has high blood pressure
e. none of the above - ✔✔b. has renovascular htn
✔✔the left and right lobes of the thyroid are connected by the:
a. pyramidal lobe
b. major calyx
c. isthmus
d. loop of henle - ✔✔c. isthmus
✔✔the exposure rate at the surface of a package to be shipped is 50 mrem/hr. what
label is required?
a. White I
b. Yellow II
c. Yellow III
d. None required - ✔✔b. Yellow II
✔✔if the exposure rate at 5m from a source is 75 mR/hr, what will it be at 2m?
a. 12 mR/hr