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Study sets matching "radiation physics chapter 1"

81 terms
Chapter 1/2: Radiation History/Radiation Physics
Wilhelm Roentgen
November 8, 1895
Heinrich Geissler
Fluorescence
Discovered the x-ray
Date x-rays were first discoverd
Built the first vacuum head
Glow that results when a fluorescent substance is struck by l…
Wilhelm Roentgen
Discovered the x-ray
November 8, 1895
Date x-rays were first discoverd
47 terms
radiation physics chapter 1
Rontgen
11/8/1895
crooke's tube
barium plantinocyanide
individual credited with discovering x-rays
date xrays were discovered
large partially evacuated glass tube used to conduct cathode…
a fluorescent material used in the discovery of xrays
Rontgen
individual credited with discovering x-rays
11/8/1895
date xrays were discovered
129 terms
Radiation physics Chapter 1
What is ionization?
What is electron binding energy?
What are the two types of radiation an…
Which particle penetrates further, Alp…
Process of creating an ion pair
electrostatic force binding electrons to the nucleus
Particulate radiation... Electromagnetic radiation... EM is used i…
Beta particle penetrates further (lighter, smaller, and less…
What is ionization?
Process of creating an ion pair
What is electron binding energy?
electrostatic force binding electrons to the nucleus
47 terms
Radiation Physics chapter 1&2
quarks
atomic number (Z#)
group #
Ionization
protons & neutrons can be divided into what
the number of protons and neutrons
the # of valence electrons in the element
atoms gains or loses an electron, gains a negative or positiv…
quarks
protons & neutrons can be divided into what
atomic number (Z#)
the number of protons and neutrons
11 terms
Chapter 1 Introduction to radiation physics
What are x-rays
How is readiation measured
Matter
Energy
Electromagnetic energy, no mass, travels at the speed of ligh…
Rad, rem, roegenten,curie
Anything that occupies space, has mass
The ability to do work
What are x-rays
Electromagnetic energy, no mass, travels at the speed of ligh…
How is readiation measured
Rad, rem, roegenten,curie
24 terms
Physics - Chapter 1 Matter & Radiation
Specific charge
Which particle has the largest specifi…
What is the force which holds particle…
What is the attraction range of the st…
Charge divided by mass
Electron
Strong nuclear force
0.5-3fm
Specific charge
Charge divided by mass
Which particle has the largest specifi…
Electron
8 terms
Physics: Chapter 1 - Particles and Radiation
What is a nucleon?
How are electrons held in the atom?
What part of the atom contains most of…
What is the charge and mass of a proton?
A neutron or a proton in the nucleus
By the electrostatic force of attraction between them and the…
The nucleus.... It's diameter is of the order of 0.00001 times t…
Charge: 1.60 x 10... Mass: 1.67 x 10
What is a nucleon?
A neutron or a proton in the nucleus
How are electrons held in the atom?
By the electrostatic force of attraction between them and the…
30 terms
Radiation Physics (Chapter 1,2,6)
Tubehead
The tube head component parts
Roentgen
Coolidge
Heart of those whole machine
Metal housing, insulating oil, tube head seal, X-ray tube, tr…
Discovered the first X-ray
Discovered first got cathode
Tubehead
Heart of those whole machine
The tube head component parts
Metal housing, insulating oil, tube head seal, X-ray tube, tr…
32 terms
Radiation Physics ch 1
Matter
Mass
Energy
Kinetic Energy
Anything that that occupies space, that which has mass and oc…
The quantity of matter contained in a physical mass. (measure…
the ability to do work
The energy of motion (possessed by all matter in motion)
Matter
Anything that that occupies space, that which has mass and oc…
Mass
The quantity of matter contained in a physical mass. (measure…
62 terms
Radiation Safety Chapter 1
ALARA
BERT
Biologic Damage
Biologic Effects
As Low As Reasonable Achievable-radiation exposure
Background Equivalent Radiation Time-compare amount of radiat…
Ionizing radiation penetrating tissue ejects electrons from a…
Damage to tissue from exposure to radiation
ALARA
As Low As Reasonable Achievable-radiation exposure
BERT
Background Equivalent Radiation Time-compare amount of radiat…
32 terms
Radiation Physics ch 1
Matter
Mass
Energy
Kinetic Energy
Anything that that occupies space, that which has mass and oc…
The quantity of matter contained in a physical mass. (measure…
the ability to do work
The energy of motion (possessed by all matter in motion)
Matter
Anything that that occupies space, that which has mass and oc…
Mass
The quantity of matter contained in a physical mass. (measure…
44 terms
Radiation Physics Chapter 2
Matter
Anatomic Structure
Atom
Elements
*occupies space and that has MASS... *matter altered, "Energy re…
Matter and Energy
Tiny, invisible particle that is fundamental unit of matter... *…
Substances made up of only 1 type of atom
Matter
*occupies space and that has MASS... *matter altered, "Energy re…
Anatomic Structure
Matter and Energy
22 terms
Radiation Physics: Chapters 1 and 2
Atomic number
Atomic weight
Nucleus
Protons
Electrons outside the nucleus
The number of protons and neutrons in the nucleus of an atom
Dense core of the atom, composed of protons and neutrons.
Carry positive electrical charges
Atomic number
Electrons outside the nucleus
Atomic weight
The number of protons and neutrons in the nucleus of an atom
32 terms
Radiation Physics ch 1
Matter
Mass
Energy
Kinetic Energy
Anything that that occupies space, that which has mass and oc…
The quantity of matter contained in a physical mass. (measure…
the ability to do work
The energy of motion (possessed by all matter in motion)
Matter
Anything that that occupies space, that which has mass and oc…
Mass
The quantity of matter contained in a physical mass. (measure…
95 terms
Physics Chapter 2 Radiation Concepts
Radiography
scientific method
natural science
Physics
the recording of images; an art and a science
involves collecting facts; studying their relationships; arri…
the study of the universe and its contents; divided into two…
a branch of physical science that studies matter and energy a…
Radiography
the recording of images; an art and a science
scientific method
involves collecting facts; studying their relationships; arri…
39 terms
Chapter One: Physics and Chemistry of Radiation Absorption
Radiation
Radiation can lead to
Excitation
Ionization
Effect caused by electromagnetic waves to alter the molecular…
Excitation or Ionization
When the energy of an electron in... an atom/molecule is raised…
An electron can be removed completely by supplying appropriat…
Radiation
Effect caused by electromagnetic waves to alter the molecular…
Radiation can lead to
Excitation or Ionization
46 terms
Radiation Physics test 1
the ability to do work; measured in jo…
removal of an orbital electron from an…
thickness of absorber necessary to red…
naturally occurring process whereby an…
energy
ionization
half value layer (HVL)
radioactive decay
the ability to do work; measured in jo…
energy
removal of an orbital electron from an…
ionization
11 terms
Chapter 1: radiation protection
X-rays are NOT a form of ionizing radi…
Radiation protection
________ is the most effective tool fo…
Diagnostic efficacy
False. X-rays ARE a form of ionizing radiation
Effective measures employed by radiation workers to safeguard…
mammography
The degree to which the diagnostic study accurately reveals t…
X-rays are NOT a form of ionizing radi…
False. X-rays ARE a form of ionizing radiation
Radiation protection
Effective measures employed by radiation workers to safeguard…
70 terms
Chapter 2: Radiation Physics
matter
energy
an atom
a central nucleus and orbiting electrons
____________ is anything that occupies space and has mass.
What results when matter is altered?
what is the fundamental unit of matter?
what are the two parts of an atom?
matter
____________ is anything that occupies space and has mass.
energy
What results when matter is altered?
59 terms
radiation physics quiz Ch 1
The orbital electron shell that is clo…
The number of protons in an atom is kn…
Isotopes have the same number of ___ a…
The formula for the number of electron…
K-Shell (then L, M, N, and O)
Atomic Number
protons, neutrons
2n^2
The orbital electron shell that is clo…
K-Shell (then L, M, N, and O)
The number of protons in an atom is kn…
Atomic Number
81 terms
Chapter 1: Introduction to Radiation Protection
Ionizing radiation
ions
radiation protection
effective radiation protection
X-rays are a form of _______ ________.
Positively and negatively charged particles caused by x-rays…
Effective ______ _____ minimizes the possibility of damage to…
Useing protective devices whenever possible, following establ…
Ionizing radiation
X-rays are a form of _______ ________.
ions
Positively and negatively charged particles caused by x-rays…
49 terms
Chapter 1 Radiation History
1895-Discovered x-rays; x = unknown... (a…
Introduced Bisecting Angle technique -…
Was first to expose panoramic radiograph
The "father of modern dental radiograp…
(a) Roentgen
(d) Weston Price
(c) Hisatugu Numata
(b) F. Gordon Fitzgerald
1895-Discovered x-rays; x = unknown... (a…
(a) Roentgen
Introduced Bisecting Angle technique -…
(d) Weston Price
241 terms
Chapter 2: Radiation Physics
Absorption
Alpha particles
Aluminum disks
Amperage
Refers to the total transfer of energy from the x-ray photon…
These are emitted from the nuclei of heavy metals and exist a…
sheets of 0.5mm thick aluminum placed in the path of the x-ra…
the measurement of the number of electrons moving through a c…
Absorption
Refers to the total transfer of energy from the x-ray photon…
Alpha particles
These are emitted from the nuclei of heavy metals and exist a…
70 terms
Chapter 1: Radiation History
Cathode ray
Fluorescence
Radiation
Radiograph
A stream of high-speed electrons that originates from the cat…
The emission of a glowing light by certain substances when st…
A form of energy carried by waves or a stream of particles.
A two-dimensional representation of a three-dimensional objec…
Cathode ray
A stream of high-speed electrons that originates from the cat…
Fluorescence
The emission of a glowing light by certain substances when st…
25 terms
Chapter 1 Radiation History
Cathode Ray
Fluorescence
Radiation
Radiograph
discharges emitted from the negative electrode of the tube tr…
the emission of light by a substance that has absorbed light…
a form of energy carried by waves or a stream of particles
a two-dimensional representation of a three-dimensional object.
Cathode Ray
discharges emitted from the negative electrode of the tube tr…
Fluorescence
the emission of light by a substance that has absorbed light…
Radiation Physics Chapter 2
Matter
Anatomic Structure
Atom
Elements
*occupies space and that has MASS... *matter altered, "Energy re…
Matter and Energy
Tiny, invisible particle that is fundamental unit of matter... *…
Substances made up of only 1 type of atom
Matter
*occupies space and that has MASS... *matter altered, "Energy re…
Anatomic Structure
Matter and Energy
40 terms
Radiation Protection Chapter 1: Intro to Radiation Protection
What does the acronym ALARA stand for?
What does the acronym BERT stand for?
What does ALARA mean?
What does the acronym ORP stand for?
As Low As Reasonably Achievable
Background Equivalent Radiation TIme
To keep radiation exposure and consequent dose to the lowest…
Optimization for radiation protection (to keep radiation expo…
What does the acronym ALARA stand for?
As Low As Reasonably Achievable
What does the acronym BERT stand for?
Background Equivalent Radiation TIme
radiation physics chapter 2
atom
nucleus
atoms mass number
atomic number
the unit of matter { nucleus w/ orbiting electrons-}
core of atom {inside made w/ protons+ and neutrons(0)
depends on # of protons+ and neutrons(0)
proton#=electron# (equal)
atom
the unit of matter { nucleus w/ orbiting electrons-}
nucleus
core of atom {inside made w/ protons+ and neutrons(0)
107 terms
Chapter 2 Radiation Physics
matter
energy
atom
nucleus
anything occupying space and has mass
altered matter
the fundamental unit of matter
dense core of the atom
matter
anything occupying space and has mass
energy
altered matter
56 terms
Radiation Physics: Chapter 4: Electricity, Magnetism, and Electromagnetism
Examples of electrical energy conversi…
Electrostatics
Electrification 1
Examples of Electrification
- Mechanical (motors)... - Thermal
- The study of electric charges ... - Positive (+) charges ... - Ne…
1.) Focus is on the negative charges ... - Protons are fixed in…
1.) Touching a metal doorknob after shuffling across a thick…
Examples of electrical energy conversi…
- Mechanical (motors)... - Thermal
Electrostatics
- The study of electric charges ... - Positive (+) charges ... - Ne…
46 terms
Radiation Protection Chapter 1
x-rays are a form of
Ionizing radiation
An example of radiant energy is
Radiation protection
ionizing radiation
When passing through matter ionizing radiation produces posit…
the radiation produced from an x-ray tube
effective measures employed by radiation workers to safeguard…
x-rays are a form of
ionizing radiation
Ionizing radiation
When passing through matter ionizing radiation produces posit…
13 terms
Chapter 8 Radiation Physics
Electromagnetism
Helix
Solenoid
Electromagnet
branch of science that deals with electricity and magnetism
wired coil
helix carrying a current
solenoid with an iron core
Electromagnetism
branch of science that deals with electricity and magnetism
Helix
wired coil
26 terms
Chapter 7 Radiation Physics
the ability of certain materials to at…
The 3 classifications of magnets are _…
Like magnetic poles ______, while unli…
Magnetism can be attributed to the pro…
magnetism
natural; artificial permanent; electromagnet
repel; attract
electron spin
the ability of certain materials to at…
magnetism
The 3 classifications of magnets are _…
natural; artificial permanent; electromagnet
31 terms
Chapter 1 - Matter and Radiation
nucleon
isotopes
nucleon number
on an element symbol, A =
a proton or neutron in the nucleus
atoms with the same number of protons and different numbers o…
the total number of protons and neutrons in an atom
number of protons and neutrons
nucleon
a proton or neutron in the nucleus
isotopes
atoms with the same number of protons and different numbers o…
60 terms
Chapter 2 Radiation Physics (Radiation)
Radiation
Radioactivity
Ionizing Radiation
Particulate Radiations
The emission and propagation of energy through space or a sub…
certain unstable atoms or elements undergo SPONTANEOUS DISINT…
radiation that is capable of producing ions by REMOVING or AD…
Are tiny particles of matter that possess mass and travel in…
Radiation
The emission and propagation of energy through space or a sub…
Radioactivity
certain unstable atoms or elements undergo SPONTANEOUS DISINT…
Physics 1 - Particles and Radiation
What is the diameter of an atom?
What is the 'composition' of an atom?
What is a nucleon?
What is the force that holds together…
1 millionth of a millimetre
Nucleus with protons (+) and neutrons (0) surrounded by elect…
A proton or a neutron within the nucleus
Electrostatic force of attraction
What is the diameter of an atom?
1 millionth of a millimetre
What is the 'composition' of an atom?
Nucleus with protons (+) and neutrons (0) surrounded by elect…
75 terms
Chapter 2- Radiation Physics
Nucleus
Protons
Neutrons
Electrons
Dense core of the atom, composed of protons and neutrons
Particle inside the nucleus carrying positive electrical charge
Particle inside the nucleus carrying no electrical charge
Tiny, negatively charged particles that have very little mass…
Nucleus
Dense core of the atom, composed of protons and neutrons
Protons
Particle inside the nucleus carrying positive electrical charge
50 terms
Radiation protection chapter 1
ALARA
Distance
Risk
Millisievert (mSv)
Acronym for as low as reasonably achievable
One of the three basic principles of radiation protection
In the medical industry with reference to the radiation scien…
a subunit of the sievert equal to 1/1000 of a sievert
ALARA
Acronym for as low as reasonably achievable
Distance
One of the three basic principles of radiation protection
16 terms
Chapter 1 Radiation Biology
Radiation
Decay
Biological Damage
Ionizing
transfer of energy
breakdown of radioactive substance
damage caused to cells, tissues, molecules within in the body…
(+) and (-) charges created when radiation passes through mat…
Radiation
transfer of energy
Decay
breakdown of radioactive substance
40 terms
Radiation Physics Chapter 9
Electric Generator
Most common method of rotation
dynamo
mechanical into electrical
a device that converts mechanical energy into electrical ener…
steam turbine
Another name for an electric generator is ____
An electrical generator converts ____ energy to ____ energy
Electric Generator
a device that converts mechanical energy into electrical ener…
Most common method of rotation
steam turbine
51 terms
1: Radiation Physics 1
Quantum Number Shell
How do you know how many electrons can…
Which are the lightest particles? Heav…
What are the three particles of partic…
K, L, M, N, O, P
2n^2... (Ex: L = 2(2)^2 = 8)
Electrons are lightest. Protons/Neutrons are heaviest
a Particles, b Particles, Cathode Rays
Quantum Number Shell
K, L, M, N, O, P
How do you know how many electrons can…
2n^2... (Ex: L = 2(2)^2 = 8)
81 terms
Radiation Physics Y1
Excitation
De-excitation
Ionisation
Atomic number
energy absorbed and electrons pushed up into higher energy st…
energy released and electron drops
gain or loss of electrons
number of protons
Excitation
energy absorbed and electrons pushed up into higher energy st…
De-excitation
energy released and electron drops
35 terms
Radiation Physics Chapter 10
transformer
mutual induction
input, output
number of turns, number of turns
the high voltage that is required by an x-ray machine is prod…
a transformer works on the principle of ____.
The primary coil is the ____ side of the transformer and the…
the transformer law states that the emf induced in the second…
transformer
the high voltage that is required by an x-ray machine is prod…
mutual induction
a transformer works on the principle of ____.
73 terms
Radiation Physics I: Quiz 1
Area of a circle
Circumference of a circle
Surface area of a sphere
Volume of a sphere
Area of a circle
Circumference of a circle
20 terms
Physics Chapter 1 Vocabularies
Biology
Botany
Zoology
Hypothesis
Study of life
Study of plants
Study of animals
A prediction that can be tested
Biology
Study of life
Botany
Study of plants
49 terms
Chapter 2 Radiation Physics
The positive electrode in the x-ray tube
The unit of measure used to describe t…
The total number of protons and neutro…
The total transfer of energy from the…
Anode
Ampere (A)
Atomic Weight
Absorption
The positive electrode in the x-ray tube
Anode
The unit of measure used to describe t…
Ampere (A)
70 terms
Radiation Physics Test 1
Physics
Matter
Mass
Kilogram
The relationship between matter and energy.
Anything that occupies space and has mass
quantity of matter contained in an object
The scientific unit of mass (1kg=1 liter of water)
Physics
The relationship between matter and energy.
Matter
Anything that occupies space and has mass
138 terms
Radiation physics Test 1
range of a beta particle in air
rem
radiation absorbed dose
λ = 0.693/T1⁄2
12 ft (3.66 M) per MeV
rads * quality factor
Rad
λ = decay constant/half life
range of a beta particle in air
12 ft (3.66 M) per MeV
rem
rads * quality factor
14 terms
Radiation Protection Chapter 1
As low as reasonably achievable (ALARA)
background equivalent radiation time (…
biologic effects
diagnostic efficacy
Precept holding that occupational exposure of the radiographe…
Method to compare the amount of radiation received from a rad…
Damage to living tissue of animals and humans exposed to radi…
The degree to which a diagnostic study accurately reveals the…
As low as reasonably achievable (ALARA)
Precept holding that occupational exposure of the radiographe…
background equivalent radiation time (…
Method to compare the amount of radiation received from a rad…
30 terms
Radiation Physics Ch. 1
nano=
micro=
milli=
giga=
10^-9
10^-6
10^-3
10^9
nano=
10^-9
micro=
10^-6
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