Radiography
What does the abbreviation “kVp” stand for in radiography?
What is Kilovolt peak
What type of substance is administered to a patient in nuclear medicine to visualize organ function?
What is a radiopharmaceutical (or radioactive tracer)
What is the primary goal of radiation therapy?
what is destruction of cancer cells
What substance is applied to the skin before placing the transducer?
What is ultrasound gel
What is the name of the person who discovered X-rays in 1895?
Who is Wilhelm Conrad Roentgen
In a PA chest projection what direction are the x-ray beams traveling in?
What is back to front
What imaging device detects gamma rays emitted from radiopharmaceuticals inside the body?
What is a gamma camera
What machine is most commonly used to deliver external beam radiation therapy?
What is the linear accelerator (LINAC)
What type of energy does sonography use to create images of internal organs?
What are high frequency soundwaves
Who delivers the diagnosis to the patient
Who is the radiologist/physician
What is the name of the position when the patient lies on their side?
What is lateral
In nuclear medicine, how are radiopharmaceuticals most often administered to patients?
What is by intravenous injection?
During treatment planning, what imaging modalities are commonly used to define tumor volume and surrounding anatomy?
What are CT and MRI scans
What field involves imaging of the fetus?
What is obstetrics
What does the acronym “ALARA” stand for
What is As Low As Reasonably Achievable
What device is used to measure the amount of radiation exposure received by a radiologic technologist?
What is a dosimeter
What organ is most commonly scanned in nuclear medicine to evaluate thyroid function?
What is the thyroid gland
What type of radiation therapy places a radioactive source directly inside or next to a tumor?
What is brachytherapy (internal radiation)
What is the term for tissue that appears darker on ultrasound due to fewer echoes being returned?
What is hypoechoic
What type of imaging equipment uses rotating X-ray beams and detectors to produce cross-sectional images?
What is a CT (Computed Tomography) scanner
Which type of radiation is the greatest occupational hazard to radiographers?
What is sctter radiation
What two rotating gamma cameras are used together to produce 3D images of organ function in nuclear medicine?
What is a SPECT scanner (Single Photon Emission Computed Tomography)
What is it called when radiation therapy is used to relieve symptoms and improve quality of life, rather than cure the disease?
what is Palliative therapy
Why can’t ultrasound effectively image structures like bone or lung?
What is sound waves cannot penetrate air or dense bone.
What happens to an atom when ionizing radiation removes one of its electrons?
What is it becomes an ion