Key notes - PF | Flashcards

Question	Answer
Electromagnetic Spectrum order (low to high)	Radio Micro Infrared Light Ultra-violet X-ray Gamma ray
Electromagnetic Spectrum	The range of frequencies or wavelengths that electromagnetic radiation can have.
Ionisation	The removal of electrons from atoms or molecules to form ions
Ionisation radiation	High-energy radiation that ionises atoms or molecules by removing electrons.
CT scan	Computed technology scan, a series of x-ray pictures combined into a 2D or 3D image by computer
Ultrasound	Sound waves with a frequency above 20,000Hz, which is too high for the human ear to detect
Medium	The material through which a material travels
Transducer	A device that converts energy from one form to another
Pre-natal scans	An ultrasound scan of the developing fetus in the womb
Diagnose	Identify a disease or problem by examining its characteristics
Radiotherapy	The treatment of cancer with radiation, which is intended to kill the cancer cells while leaving healthy cells alive
Dose	The amount received at one time
Cumulative dose	The total dose of X-rays or other radiation received over a stated time period

Key notes - PF

	Created by ryangriscti over 10 years ago