UKMLA PLAB AMC USMLE Prometric MCQ

a) recording times should be identical for corresponding views
b) the use of oblique views reduces the incidence of equivocal findings
c) particles less than a micron in size are trapped by the reticulo-endothelial system
d) patients with documented pulmonary arterial hypertension should have a reduced number of particles injected
e) hotspots in the lings are often caused by backflushing syringes with blood before injection