RAD 100 UPDATED 2026/2027 EXAM SCRIPT
QUESTIONS AND ANSWERS RATED A+
✔✔CT techs must have a thorough knowledge of anatomy, especially in - ✔✔cross
section
✔✔3 functional components of CT - ✔✔scanning unit, computer, viewing unit
✔✔Within the CT system is a computer that forms the image from the - ✔✔multiple xray
beams
✔✔The first CT scanners were designed to image the brain. - ✔✔TRUE
✔✔CT images are considered analog. - ✔✔FALSE
✔✔How does MRI work? - ✔✔Radio waves from large electromagnetic coils
✔✔the magnetic field used for MRI is ______ times stronger than earth's -
✔✔thousands
✔✔Magnetic Resonance Imaging (MRI) produces images with the use of a strong
magnetic field and radio waves. - ✔✔TRUE
✔✔Which modality excels in imaging soft tissue? - ✔✔MRI
✔✔Interventional Radiology (IR) has evolved to include diagnostic and _____
procedures - ✔✔treatment
✔✔Interventional radiology - ✔✔diagnoses and treats vascular conditions
✔✔Cardiac catheterization - ✔✔helps with diagnosis and treatment of the heart
✔✔stroke - ✔✔Interruption of blood supply to the brain.
✔✔Angiography is done by opacifying circulatory structures with - ✔✔positive contrast
medium
✔✔Arteriography - ✔✔study of arteries
✔✔Venography - ✔✔study of the venous system
✔✔is anesthesia equipment and a crash cart, defib necessary for Interventional
Radiology? - ✔✔YES
, ✔✔Breast cancer is a major condition that affects our female population, but _____ are
affected by it as well - ✔✔Males
✔✔Mammography - ✔✔x-ray imaging of the breast
✔✔Mammography requires high accuracy - ✔✔TRUE
✔✔Bone densitometry diagnoses what? - ✔✔osteoporosis
✔✔Bone densitometry measures what - ✔✔mineral density of bones
✔✔medical sonography uses? - ✔✔sound waves
✔✔transducer produces what? - ✔✔echoes
✔✔Radioactivity - ✔✔phenomenon in which nucleus of an atom contains excess energy
and is considered excited or unstable
✔✔radiation - ✔✔The transfer of energy in the form of particles or waves.
✔✔three types of radiation - ✔✔alpha, beta, gamma
✔✔Gamma rays originate from - ✔✔nucleus
✔✔nuke med techs provide physicians with information about both - ✔✔structure and
function of organs/ body systems
✔✔Forensic radiology uses imaging to assist pathologists; anthropologists identify
remains or to verify cause of - ✔✔Death
✔✔Forensic imaging can be used for cases of child abuse. - ✔✔TRUE
✔✔Law of Bergonie and Tribondeau - ✔✔cells are most sensitive to radiation when
they are young, undifferentiated, and rapidly dividing
✔✔Radiation therapy is practiced by? - ✔✔exposing a diseased area to various types of
radiation
✔✔Radiation therapists take instructions from - ✔✔Oncologists
✔✔A medical dosimetrist plans patient what? - ✔✔treatment plans and analyzes the
radiation distribution and dose for accuracy and safety
QUESTIONS AND ANSWERS RATED A+
✔✔CT techs must have a thorough knowledge of anatomy, especially in - ✔✔cross
section
✔✔3 functional components of CT - ✔✔scanning unit, computer, viewing unit
✔✔Within the CT system is a computer that forms the image from the - ✔✔multiple xray
beams
✔✔The first CT scanners were designed to image the brain. - ✔✔TRUE
✔✔CT images are considered analog. - ✔✔FALSE
✔✔How does MRI work? - ✔✔Radio waves from large electromagnetic coils
✔✔the magnetic field used for MRI is ______ times stronger than earth's -
✔✔thousands
✔✔Magnetic Resonance Imaging (MRI) produces images with the use of a strong
magnetic field and radio waves. - ✔✔TRUE
✔✔Which modality excels in imaging soft tissue? - ✔✔MRI
✔✔Interventional Radiology (IR) has evolved to include diagnostic and _____
procedures - ✔✔treatment
✔✔Interventional radiology - ✔✔diagnoses and treats vascular conditions
✔✔Cardiac catheterization - ✔✔helps with diagnosis and treatment of the heart
✔✔stroke - ✔✔Interruption of blood supply to the brain.
✔✔Angiography is done by opacifying circulatory structures with - ✔✔positive contrast
medium
✔✔Arteriography - ✔✔study of arteries
✔✔Venography - ✔✔study of the venous system
✔✔is anesthesia equipment and a crash cart, defib necessary for Interventional
Radiology? - ✔✔YES
, ✔✔Breast cancer is a major condition that affects our female population, but _____ are
affected by it as well - ✔✔Males
✔✔Mammography - ✔✔x-ray imaging of the breast
✔✔Mammography requires high accuracy - ✔✔TRUE
✔✔Bone densitometry diagnoses what? - ✔✔osteoporosis
✔✔Bone densitometry measures what - ✔✔mineral density of bones
✔✔medical sonography uses? - ✔✔sound waves
✔✔transducer produces what? - ✔✔echoes
✔✔Radioactivity - ✔✔phenomenon in which nucleus of an atom contains excess energy
and is considered excited or unstable
✔✔radiation - ✔✔The transfer of energy in the form of particles or waves.
✔✔three types of radiation - ✔✔alpha, beta, gamma
✔✔Gamma rays originate from - ✔✔nucleus
✔✔nuke med techs provide physicians with information about both - ✔✔structure and
function of organs/ body systems
✔✔Forensic radiology uses imaging to assist pathologists; anthropologists identify
remains or to verify cause of - ✔✔Death
✔✔Forensic imaging can be used for cases of child abuse. - ✔✔TRUE
✔✔Law of Bergonie and Tribondeau - ✔✔cells are most sensitive to radiation when
they are young, undifferentiated, and rapidly dividing
✔✔Radiation therapy is practiced by? - ✔✔exposing a diseased area to various types of
radiation
✔✔Radiation therapists take instructions from - ✔✔Oncologists
✔✔A medical dosimetrist plans patient what? - ✔✔treatment plans and analyzes the
radiation distribution and dose for accuracy and safety
