Unit of radioactivity - Study guides, Class notes & Summaries

Attenuation: a. is radiation that emerges from the patient b. describes changes in the x-ray beam as it travels through the patient c. produces only scatter radiation d. occurs only at doses used in radiation therapy Describes changes in the x-ray beam as it travels through the patient Which photon-tissue interaction makes radiography possible because of its creation of image contrast? a. Compton b. Coherent c. Photoelectric d. Pair production Photoelectric Which photon-tissue ...

push or pull; required to change an object's motion. correct answers Force The SI unit of force is the ________________. correct answers newton (N). Four Forces Known in the Universe. correct answers Electromagnetic- Strong Nuclear- Gravitation- Weak Nuclear- - caused from electric and magnetic interactions correct answers Electromagnetic -Responsible for holding nucleus together in the atom; strongest force; acts over the shortest distance correct answers Strong Nuclear ...

Nuclear Medicine Practice Exam Questions with 100% Correct Answers 99mTc MAA or 99mTc Labeled RBC - answerRadionuclide venography may be performed with... Dipyridamole - answerStress testing agent that stays in the plasma for the greatest length of time. 10-15 after tracer admin - answerWhen is SPECT liver imaging with 99mTc sulfur colloid is performed Kidneys - answerSignificantly increased serum bilirubin levels will most likely cause which of the following to be visualized on hepatob...

What is this test? - Absolute bullshit filled with trick questions, and cheap verbiage meant to trick and deter takers The four Soil Suction Mitigation techniques - Subslab suction, drain-tile suction, sump-hole suction, or block-wall suction What is an Alpha Particle? - Two neutrons and two protons bound as a single particle emitted from the nucleus of certain radioactive isotopes in the process of decay. Closed House Procedures - During any short-term test, closed-house conditions ...

Matter - Anything that occupy space and has mass Mass - Distinguishable characteristic of matter Mass - Quantity of matter that is described by its energy equivalent Atoms - All matter is composed of fundamental building blocks Kilograms - How is mass measured? Meters - What does length measure? Seconds - What does Time measure? Weight - Force on a body caused by the pull of gravity on it Energy - Ability to do work Potential Energy - The ...

biology - Answer-study of life 3 domains or groups - Answer-eukarya, bacteria, archae 4 kingdoms in Eukarya - Answer-animalia, plantae, fungi, protista properties of life - Answer-order, homeostasis, growth and development, energy, respond to environment, reproduce, evolve How to define something as living - Answer-complex and made of chemicals, needs to eat food common themes in biology - Answer-scope of life, organisms exchange matter and energy, cells are basic unit of life, continuous...

OPOTA- Unit 13 Topic 1 Hazardous materials - correct answer Any item or agent (biological, chemical, radiological, and/or physical, which has the potential to cause harm to humans, animals, or the environment, either by itself or through interaction with other factors. Weapons of Mass Destruction (WMD) - correct answer Any weapon or device that is intended to, or has the capability to cause death or serious bodily injury to a significant number of people through the release, dissemination, ...

NMTCB Board Prep Questions and Answers Nuclides with the same atomic number ( the same number of protons) but a different number of neutrons are called: - Answer ️️ -isotopes Two nuclides with the same atomic mass but different atomic numbers are called: - Answer ️️ - isobars A nuclide that emits particulate or photon energy to achieve a more stable state: - Answer ️️ - radionuclide Another name for a helium ion containing two protons and two neutrons: - Answer ️️ -alpha ...

Nuclear Medicine Practice Exam Questions with 100% Correct Answers 99mTc MAA or 99mTc Labeled RBC - answerRadionuclide venography may be performed with... Dipyridamole - answerStress testing agent that stays in the plasma for the greatest length of time. 10-15 after tracer admin - answerWhen is SPECT liver imaging with 99mTc sulfur colloid is performed Kidneys - answerSignificantly increased serum bilirubin levels will most likely cause which of the following to be visualized on hepatob...

How many oceans exist on earth? What are they? correct answers 4 (+1) Atlantic, Pacific, Indian, Arctic, Antarctic Which ocean is the deepest? correct answers Pacific - Mariana Trench (11,022 meters) What defines a sea (versus an ocean)? correct answers Seas are smaller, shallower, salt water, connected to the world ocean directly, somewhat enclosed by land Continents vs. Oceans - which are deeper/higher? correct answers The largest mountains on Earth aren't nearly as high as the deepe...