Radionuclide - Study guides, Class notes & Summaries

A patient complains of fatigue, tremors, palpitations, and heat intolerance. The thyroid is diffusely enlarged and firm on palpation. Which of the following laboratory findings is the most consistent with this presentation? A) Low T4 B) Low TSH C) Decreased bilirubin. D) Normal radionuclide scan B) Low TSH The presentation is consistent with hyperthyroidism. Laboratory findings include low TSH, elevated free and total thyroid hormone levels (T3, T4), and an increased uptake on radionucl...

Question Number: 699 Applied Radiation Protection For calculating dose to an organ from internal sources, the "specific effective energy" of a radionuclide is BEST described as: A) the energy given off by the radionuclide per unit of radionuclide activity. B) the energy absorbed per unit mass of the organ per unit of radionuclide activity. C) the energy absorbed per unit mass of the organ per disintegration of the radionuclide. D) the energy given off by the radionuclide per disintegr...

Radon Measurement Professional Exam (InterNACHI and AARST) A _____ refers to the series of transformations that a given radionuclide will undergo, as well as the kind of radiation it emits, which are characteristic of the radionuclide - correct answer decay chain _____ are the extremely small particles of which we, and everything around us, are made. - correct answer atoms If one atom were the size of the Houston Astrodome, its nucleus would be roughly the size of a _____. - correct answe...

ABFM CKSA 24-25 Exam Study Guide 150 Questions with Correct Answers A 56-year-old male with a history of hepatitis C cirrhosis is admitted to the hospital with GI bleeding. The patient has been stable, taking only furosemide and spironolactone. Upper GI endoscopy confirms variceal bleeding and the gastroenterologist performs appropriate variceal banding. A nurse calls you because laboratory studies ordered in the emergency department reveal a serum ammonia level of 120 µg/dL (N 39-90). The pat...

Before tracer administration, all of the following preparations are required for a 27- year- old woman referred for total-body bone imaging except Ans- removing attenuating materials from the patient Which of the following structures normally appear as areas of increase activity on the bone images of children Ans- costochondral junctions and epiphyseal plates If the tracer concentration is visualized in the skeleton, stomach, thyroid, and salivary glands on a bone image, the most likel...

Radon Measurement Professional Exam (InterNACHI and AARST) Question and answers rated A+ 2023/2024A _____ refers to the series of transformations that a given radionuclide will undergo, as well as the kind of radiation it emits, which are characteristic of the radionuclide - correct answer decay chain _____ are the extremely small particles of which we, and everything around us, are made. - correct answer atoms If one atom were the size of the Houston Astrodome, its nucleus would be roughl...

A _____ refers to the series of transformations that a given radionuclide will undergo, as well as the kind of radiation it emits, which are characteristic of the radionuclide decay chain _____ are the extremely small particles of which we, and everything around us, are made. atoms If one atom were the size of the Houston Astrodome, its nucleus would be roughly the size of a _____. pea T/F: The balance of the forces in the nucleus of an atom determines whether a nucleus is stable or...

Nuclides with the same atomic number but different numbers of neutrons are called? Ans- Isotopes Two nuclides with the same atomic numbers are called? Ans- Isobars Two nuclides with the same number of neutrons but different atomic numbers are called? Ans- Isotones What is a radionuclide? Ans- A nuclide that emits particular or photon energy to achieve a more stable energy state Another name for a helium ion containing two protons and two neutrons is? Ans- an alpha particle What i...

2024 HESI Cardiovascular Guaranteed A+ Actual Questions and Answers, Complete 100% 1. Electrocardiography: Answer: This commonly used noninvasive diagnostic test, also known as the ECG, aids evaluation of heart function by recording electrical activity. 2. Holter Monitoring: Answer: In this noninvasive test, the client wears a monitor and an electrocardiographic tracing is recorded continuously over a period of 24 hours or more. It is used to identify dysrhythmias if they occur and a...

99mTc MAA or 99mTc Labeled RBC - correct answer Radionuclide venography may be performed with... Dipyridamole - correct answer Stress testing agent that stays in the plasma for the greatest length of time. 10-15 after tracer admin - correct answer When is SPECT liver imaging with 99mTc sulfur colloid is performed Kidneys - correct answer Significantly increased serum bilirubin levels will most likely cause which of the following to be visualized on hepatobiliary images? 99mTc...