NMTCB Pet Review Exam Questions And Answers With 100% Correct Answers 2024/2025

NMTCB Pet Review Exam Questions And Answers With 100% Correct Answers 2024/2025 Mixed Attentuation - answerMalignant Pulmonary Nodules on CT are characterized by: Reed-Sternberg Cells - answerHodkin's Lymphoma is separated from other Lymphomas by the presence of: Acetylecholinestrearse Inhibitors N-methyl-D-aspartate receptor antagonists - answerTwo types of Alzheimer's mediciation: Left Subclavian Vein - answerLymphatic Drainage for most of the body is via: Erythropoietin - answerHormone made in kidney's that signals the bone marrow to make more RBCs: Renal Cancer - answerAffects woman 65 Renal Cell carcinomas mostly Wilm's Tumor (pediatric) covered under guidlines Pancreatic Cancer - answerMost begins in ducts Spreads to peritoneum, liver, lungs Imaging neck to pelvis Covered under CMS NCD Portal Vein and Hepatic Artery - answerThe Liver primarily receives blood from: Gastric Cancer - answerMen 65 Cardia, fundus, corpus, antrum, pylorus Imaging Neck to Lower Pelvis Five layers; mucosa, submucosa, muscularis, subserosa, serosa Cells of Cajal - answerPacemaker of GI Tract Staging, Restaging, Monitoring response to theraphy - answerBreast Cancer CMS coverage Initial or Subsequent treatment strategy - answerLung Cancer CMS coverage Non-Small Cell -More Common -Spreads slowly -Bone, Liver, Brain, Adrenal Glands Small Cell -Rapid Growth - answerTwo major types of Lung Cancer: Esophageal Cancer - answerAffects men more than women 65 years Squamous cell and mucinoid Neck to pelvis imaging Esophageal Cancer coverage - answerInitial Treatment, restaging, response to therapy, recurrance Thalamus - answerBrain structure described as "sensory relay" Lipophilicity - answerPhysiochemical property of a PET tracer that decides it's ability to enter the brain and label the target receptor or enzyme: F-18 Flurpiridaz - answerBinds to mitochondrial complex 1 Used for myocardial perfusion imaging Nucleophillic Substitution and Purification Performed similar to Tc-99m Rest/Stress Negatrons and Positrons - answerBeta particles are electrons that contain _____________ and ____________. Electron Capture or Positron decay - answerProton rich nuclei decay either by _____________ or ______________ . 1/3 ex: F-18 Max = 635 KeV Mean = 210 KeV - answerMean energy of an ejected positron is about ___________ of the max energy. Decrease Resolution - answerLonger range of travel for a positron before annihilation will ___________ resolution. Positron emitted from atom w/ high kin. energy Slows, combines w/ electron Forms postironium briefly, spin Mass is converted to energy, release two 511 KeV photons - answerAnnihilation Reaction 2 mm 0.25 degree deviation - answerNon-colinearity results in blurring effect on clinical PET scanners of approximately _____ mm and angle of _____ deviation from 180. Gas-Filled Anode and Cathode Operates at Low Voltage - answerIonization chamber is a ____________ detector w/ a ______________ and ______________ . National Institute of Standards and Technology ( NIST) - answerIonization chamber is calibrated annually using a _____________ source so that exposure rate a given distance is known. Geiger-Muller - answerGas-Filled (noble g