AMERICAN SOCIETY OF RADIOLOGIC TECHNOLOGISTS(ASRT) CALIFORNIA SUPERVISOR AND OPERATOR EXAM STUDY 100% VERIFIED 2023 | RATED A+

AMERICAN SOCIETY OF RADIOLOGIC TECHNOLOGISTS(ASRT) CALIFORNIA SUPERVISOR AND OPERATOR EXAM STUDY 100% VERIFIED 2023 | RATED A+ a. Spontaneously emit excess energy - Answer>>>(unit 1) According to the article, the characteristic that best identifies a natural source of radiation is the ability to: a. Spontaneously emit excess energy b. Emit excess energy when excited by x-rays c. Avoid decay. d. Glow in the dark. c. A radioactive element's rate of decay. - Answer>>>(unit 1) Half-life is defined as: a. The amount of time it takes an x-ray to reach its target. b. The amount of time it takes to generate a wavelength equivalent to an x-ray. c. A radioactive element's rate of decay. d. How long it takes for an element to release half of its energy. d. Radio waves; gamma rays - Answer>>>(unit 1) Of the electromagnetic radiation forms, ___ have (has) the lowest energy and ___ the highest. a. Visible light; gamma rays b. Radio waves; ultraviolet rays c. Ultraviolet rays; x-rays d. Radio waves; gamma rays b. Distance between 2 peaks of a waveform. - Answer>>>(unit 1) Wavelength is defined by the: a. Height of an energetic waveform. b. Distance between 2 peaks of a waveform. c. Length of the entire waveform. d. Distance between 2 valleys in a waveform. b. Photoelectric, Compton, classical - Answer>>>(unit 1) Of the 5 types of possible interactions between ionizing radiation and tissues, which 3 occur at energies within the diagnostic range of 20 to 150 kV? a. Bremsstrahlung, Compton, general scatter b. Photoelectric, Compton, classical c. Photoelectric, bremsstrahlung, classical d. Classical, Compton, pair production a. Provide a dose quantity related to the probability of damaging health due to stochastic effects from exposure to low levels of ionizing radiation. - Answer>>>(unit 1) The effective dose measurement was created to: a. Provide a dose quantity related to the probability of damaging health due to stochastic effects from exposure to low levels of ionizing radiation. b. Calculate exact dose received by target organs. c. Track radiation exposure rates in a national radiation exposure database. d. Help radiation health physicists approve equipment by ensuring that an accurate dose was received. b. False - Answer>>>(unit 1) Exact tissue and organ dose absorbed can be calculated easily using indicators on modern imaging equipment such as CT scanners and image intensifiers. a. True b. False d. 80 - Answer>>>(unit 1) What percentage of the human body is made up of water molecules? a. 20 b. 40 c. 60 d. 80 c. Fuel for cell metabolism - Answer>>>(unit 1) A function of carbohydrates in the body is to provide: a. Immunity b. Red blood cell production c. Fuel for cell metabolism d. Glucose and fats to cells a. Adenine, guanine, thymine, cytosine - Answer>>>(unit 1) What 4 nitrogenous bases make up the "ladder rungs" of the DNA double helix? a. Adenine, guanine, thymine, cytosine b. Tryamine, guanine, thymine, cytosine c. Adenine, guanine, cortisol, cytosine d. Glucose, guanine, thymine, cytosine d. In the cytoplasm and in the nucleus - Answer>>>(unit 1) Where is RNA located? a. Only in the cytoplasm b. Only in the nucleus c. In the cell wall and the nucleus d. In the cytoplasm and in the nucleus c. Mineral salts (electrolytes) - Answer>>>(unit 1) The principal inorganic compounds in protoplasm are water and: a. Carbon b. mineral sugars. c. Mineral salts (electrolytes) d. nitrogen c. Cytoplasm - Answer>>>(unit 1)