Study sets matching "radiation"

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Study sets matching "radiation"

radiation
examples of particulate radiation
effect of electromagnetic radiation on…
amount of energy contained in electrom…
electric current in dental xray tube f…
protons, neutrons, alpha particles, electrons, or beta partic…
ionizing potential
wavelength and frequency or speed while traveling
from negative pole to postive pole
examples of particulate radiation
protons, neutrons, alpha particles, electrons, or beta partic…
effect of electromagnetic radiation on…
ionizing potential
8 terms
Radiation
Paschen series
Balmer series
Layman series
UV
Infrared light emitted from dropping down energy levels
Visible light emitted when electron jumps down energy levels
UV light emitted when electrons jump down energy levels
Electrons jump down to level 1 and release ___ light
Paschen series
Infrared light emitted from dropping down energy levels
Balmer series
Visible light emitted when electron jumps down energy levels
5 terms
Radiation
Radiation
Radiation
Radiation
Radiation
When you are at the beach getting a tan.
When you have your hands over a fire.
The sun gives off radiation
When you are looking at your phone
Radiation
When you are at the beach getting a tan.
Radiation
When you have your hands over a fire.
Radiation
Gamma Rays
X-Rays
Ultraviolet Radiation
Visible Light
The shortest Wavelength and highest frequency. It does not pe…
2nd shortest Wavelength. It does not penetrate Earth's Atmosp…
3rd shortest Wavelength. It does not penetrate Earth's Atmosp…
the medium Wavelength/frequency. Wavelength is 400nm-700nm. M…
Gamma Rays
The shortest Wavelength and highest frequency. It does not pe…
X-Rays
2nd shortest Wavelength. It does not penetrate Earth's Atmosp…
Radiation
Ionizing radiation
alpha particle
beta particle
gamma rays
electromagnetic waves strong enough to free electrons form an…
two protons and two nuetrons
electron or positron
electromagnetic rays from the nucleus
Ionizing radiation
electromagnetic waves strong enough to free electrons form an…
alpha particle
two protons and two nuetrons
Radiation
Radioactive Isotopes
Ionised Atom
Isotope
Alpha Radiation
A substance that is unstable and will decay by losing particles
An atom that has lost or gained electrons
Two of the same element that have the same number of protons…
Strongly ionising but has the least penetrating power
Radioactive Isotopes
A substance that is unstable and will decay by losing particles
Ionised Atom
An atom that has lost or gained electrons
91 terms
Radiation
Avogadro's number
speed of light in a vacuum
electron charge
electron rest mass
6.022 x 10^23 atoms/g-atom... 6.022 x 10^23 atoms/g-mole
3 x 10^8
1.602 x 10^-19 C
0.5110 MeV/c^2
Avogadro's number
6.022 x 10^23 atoms/g-atom... 6.022 x 10^23 atoms/g-mole
speed of light in a vacuum
3 x 10^8
73 terms
radiation
damaging effects include
DNA destruction ... potential for alterat…
chest X-ray ... indication
DNA destruction ... Cellular damage/degradation
Cell death ... disease... germline mutation (thyroid/ovary)
evaluate thoracic anatomy ... evidence of pathology
damaging effects include
DNA destruction ... Cellular damage/degradation
DNA destruction ... potential for alterat…
Cell death ... disease... germline mutation (thyroid/ovary)
Radiation
Blackbody
BREMSTRAHLUNG
Free bound radiation
Infared Radiation
Hot ball of gas. Produces thermal radiation. A kind of therma…
Free Free radiation. one of two kinds of radiation mechanisms…
Free electron binds together with a proton and make an atom (…
Thermal radiation. Heat.
Blackbody
Hot ball of gas. Produces thermal radiation. A kind of therma…
BREMSTRAHLUNG
Free Free radiation. one of two kinds of radiation mechanisms…
9 terms
Radiation
Infrared radiation
photons
radio wavelengths
radio waves
...
...
...
...
Infrared radiation
...
photons
...
7 terms
Radiation
Ionizing radiation damage caused by
Ionizing radiation affects cells with
prolonged ionizing radiation exposure…
Ultraviolet radiation risk depends on
interference with cell replication, mutation, immediate cell…
greatest rates of mitosis
many types of cancer
types of UV rays, intensity of exposure, amt of melanin
Ionizing radiation damage caused by
interference with cell replication, mutation, immediate cell…
Ionizing radiation affects cells with
greatest rates of mitosis
36 terms
Radiation
interpersonal skills.
Communication
Facilitation skills
What methods can be used by the dental…
Skills that promote good relationships between individuals
the process by which information is exchanged between two or…
are interpersonal skills used to ease communication and devel…
oral presentation, printed literature, or a combination
interpersonal skills.
Skills that promote good relationships between individuals
Communication
the process by which information is exchanged between two or…
Radiation
radiation
radioactivity
ionizing radiation/energy... and types
stochastic effects
energy can travel through space - gamma, x ray, alpha, beta,…
emission of radiation when atom goes from unstable to stable…
energy to remove electron from atoms, producing ions - like p…
increased probability of adverse health symptom occurring/dev…
radiation
energy can travel through space - gamma, x ray, alpha, beta,…
radioactivity
emission of radiation when atom goes from unstable to stable…
Radiation
Radiation
Radioactivity
1. Alpha radiation
2. Beta radiation
produced by reactions within the nucleus
spontaneous release of radiation from an atom
-weakest form of radiation... -travels only a couple centimeters…
-high speed electron produced from neutron decay... -100x more p…
Radiation
produced by reactions within the nucleus
Radioactivity
spontaneous release of radiation from an atom
12 terms
Radiation
Radioactivity
interacting or decaying particles
the sun or radioactive isotopes of the…
Isotopes
The process of emitting energy in the form of waves or partic…
Radiation comes from___________.
A large contribution of radiation on Earth is from __________.
Varieties of an element having the same number of protons, bu…
Radioactivity
The process of emitting energy in the form of waves or partic…
interacting or decaying particles
Radiation comes from___________.
radiation
radiation
non ionising radiation
ionising radiation
radioactive
any energy spreading from a source
insufficient energy to remove electrons e.g light, sound, rad…
causes ionisation of matter
from decay of unstable nuclei e.g alpha, beta, gamma
radiation
any energy spreading from a source
non ionising radiation
insufficient energy to remove electrons e.g light, sound, rad…
Radiation
Radiation
Alpha
Beta
Gamma
Energy sent out in the form of particles or waves.
ionizing radiation consisting of alpha particles, emitted by…
A beta particle, sometimes called beta ray, denoted by the lo…
penetrating electromagnetic radiation of a kind arising from…
Radiation
Energy sent out in the form of particles or waves.
Alpha
ionizing radiation consisting of alpha particles, emitted by…
46 terms
Radiation
Radiation=
Radiation Therapy=
Types of radiation (3)
Curative Radiation Therapy
energy released in the form of particle or electromagnetic wa…
the use of high energy radiation from x-rays , gamma rays, ne…
1) External beam... 2) Brachytherapy... 3) Systemic
-Probability of long term survival following treatment.... -Some…
Radiation=
energy released in the form of particle or electromagnetic wa…
Radiation Therapy=
the use of high energy radiation from x-rays , gamma rays, ne…
Radiation
Radiation is the transfer of thermal e…
electromagnetic waves transfer thermal…
you radiate
radiation only occurs in cold things
true
true
true
fasle
Radiation is the transfer of thermal e…
true
electromagnetic waves transfer thermal…
true
49 terms
Radiation
Ionizing radiation:
ionizing radiations ability to:
when vulnerable cells are exposed to i…
Types of radiation:
involves particles or rays that are sufficiently energetic to…
destroy chemical bonds gives it special significance in relat…
birth defects, mutations or cancer
alpha, beta, gamma, xrays and neutron
Ionizing radiation:
involves particles or rays that are sufficiently energetic to…
ionizing radiations ability to:
destroy chemical bonds gives it special significance in relat…
radiation
radiation
infrared radiation
ultraviolet radiation
scattering
direct transfer of energy by electromagnetic waves
electromagnetic energy
invisible form of energy with wavelengths that are shorter th…
light in all directions
radiation
direct transfer of energy by electromagnetic waves
infrared radiation
electromagnetic energy
16 terms
Radiation
examples of background radiation
immediate effects of radiation exposure
later effects of radiation exposure
radiation as cancer therapy
gasses in the home, gamma rays, medical x-rays, internal (foo…
cell damage especially to fast growing cells, fatigue, nausea…
DNA damage in cell nucleus (DNA mistakes can lead to cancer),…
cancer cells multiply faster than normal cells and radiation…
examples of background radiation
gasses in the home, gamma rays, medical x-rays, internal (foo…
immediate effects of radiation exposure
cell damage especially to fast growing cells, fatigue, nausea…
Radiation
Penetrating Power of Alpha radiation
Penetrating Power of Beta radiation
Penetrating Power of Gamma radiation
Natural Background Radiation
Alpha radiation is the least penetrating. It can be stopped b…
Beta radiation can be stopped by a thin sheet of aluminium.
Gamma radiation is the most penetrating. It can be stopped by…
cosmic rays, rocks, and living things
Penetrating Power of Alpha radiation
Alpha radiation is the least penetrating. It can be stopped b…
Penetrating Power of Beta radiation
Beta radiation can be stopped by a thin sheet of aluminium.
Radiation
Atom
element
matter
atomic number
smallest possible unit of an element, has a nucleus of proton…
cant be decomposed into anything simpler
something that has mass and occupies space
the # of protons
Atom
smallest possible unit of an element, has a nucleus of proton…
element
cant be decomposed into anything simpler
18 terms
Radiation
Convection
Heat
Conduction
Temperature
Transfer of heat by circulation
energy of atoms and molecules of substance
Transfer of heat by molecular activity
Average kinetic energy of individual atoms of a substance
Convection
Transfer of heat by circulation
Heat
energy of atoms and molecules of substance
5 terms
Radiation
Nuclear Chemistry
Describe Radiation
Fusion (sun)
Fission (atomic bomb)
*atoms change into new atoms ... *some atoms become unstable and…
*Alpha=weakest... *Gamma =strong ... *all atoms above 83 are radioa…
* put together ... *enormous heat & pressure
*split ... *produces nuclear waste
Nuclear Chemistry
*atoms change into new atoms ... *some atoms become unstable and…
Describe Radiation
*Alpha=weakest... *Gamma =strong ... *all atoms above 83 are radioa…
68 terms
Radiation
Radiation Measurement-1
Amount of Exposure
Radiation Measurement-2
Radiation Measurement-3
Radiation absorbed dose, dose equivalent, and exposure are st…
determined by estimating curies [Ci] present. The greater the…
International System of Units. The official system of measure…
Smaller fractions of these measured quantities have a prefix.…
Radiation Measurement-1
Radiation absorbed dose, dose equivalent, and exposure are st…
Amount of Exposure
determined by estimating curies [Ci] present. The greater the…
Radiation
Nuclear Radiation
Ionizing Radiation
Henri Becquerel
Pierre and Marie Curie
Energy and matter emitted from a substance.... 2 types of Radiat…
Alpha, beta, gamma, neutron, positron, and x-rays (among othe…
French scientist first to discover radioactive materials in 1…
Husband and wife team... -followed up on Becquerel's discovery…
Nuclear Radiation
Energy and matter emitted from a substance.... 2 types of Radiat…
Ionizing Radiation
Alpha, beta, gamma, neutron, positron, and x-rays (among othe…
radiation
insulator
conductor
conduction
convection
A material that does not allow heat or electrons to move thro…
A material that allows heat and electricity to pass through it.
Form of heat transfer where heat energy is directly transferr…
The transfer of heat by the movement of a fluid
insulator
A material that does not allow heat or electrons to move thro…
conductor
A material that allows heat and electricity to pass through it.
12 terms
Radiation
Gamma rays
Ultraviolet radiation (UV light)
UVA:
UVB:
are the most penetrating form of ionizing radiation... -Not phys…
primary cause of skin cancer... includes wavelengths of light be…
Role in skin aging and wrinkling... • Damages keratinocyctes (ba…
*more potent... • Cause of skin reddening and sunburn... • Cause mo…
Gamma rays
are the most penetrating form of ionizing radiation... -Not phys…
Ultraviolet radiation (UV light)
primary cause of skin cancer... includes wavelengths of light be…
6 terms
radiation
nutritional concerns of lower Gi radia…
the client may use moisturizing lotions
clients should use sunscreen on treate…
typical side effects of raidation incl…
constipation... diarrhea
false
true
true
nutritional concerns of lower Gi radia…
constipation... diarrhea
the client may use moisturizing lotions
false
14 terms
Radiation
Radioactivity
Radioisotope
Nuclear Radiation
Alpha Particle
A measure of a nuclide's transformation rate.
Any atom containing an unstable nucleus.
energy given off by radioactivity
a positively charged particle that is the nucleus of the heli…
Radioactivity
A measure of a nuclide's transformation rate.
Radioisotope
Any atom containing an unstable nucleus.
12 terms
Radiation
radiation
non- ionizing radiation
ionizing
ionizing health effects
energy in the form of electro magnetic waves or accelerated a…
enough energy to excite atoms, but not enough to remove an el…
energy in the form of waves of particles that have enough ene…
any molecule may be altered by radiation, but DNA is the most…
radiation
energy in the form of electro magnetic waves or accelerated a…
non- ionizing radiation
enough energy to excite atoms, but not enough to remove an el…
42 terms
Radiation
Alpha
mass and charge , very far, penetratin…
Beta
smaller, 1/2, thin pieces of wood
consists of 2p^+ and 2n^0... consists of He nuclei that have bee…
Alpha particle: Because of their large ______ and _____, thes…
consists of fast moving electrons formed by the decomposition…
Beta particles are much _______ than alpha particles because…
Alpha
consists of 2p^+ and 2n^0... consists of He nuclei that have bee…
mass and charge , very far, penetratin…
Alpha particle: Because of their large ______ and _____, thes…
Radiation
Alpha particle
Beta particle
Gamma ray
Transmutation
A helium nucleus emitted by some radioactivity substances, or…
A fast moving electron emitted by radioactive decay of substa…
Penetrating electromagnetic radiation of atomic nuclei
The changing of one element into another by radioactive decay…
Alpha particle
A helium nucleus emitted by some radioactivity substances, or…
Beta particle
A fast moving electron emitted by radioactive decay of substa…
Radiation
Nonionizing radiation
Electrical charge of nonionizing parti…
Longer or shorter wavelength more pene…
Can nonionizing radiation dislodge orb…
Electromagnetic radiation with insufficient energu to ionize…
None
Longer
No
Nonionizing radiation
Electromagnetic radiation with insufficient energu to ionize…
Electrical charge of nonionizing parti…
None
21 terms
Radiation
Kinetic Energy
Potential Energy
Water
Conduction
Energy of motion/Ex. Temperature.
Energy of position (gravity)/ Ex. Air in thermosphere has a l…
High specific heat! It warms up, cools down slowly.
Energy moved by direct contact. Ex. Touch a hot stove.
Kinetic Energy
Energy of motion/Ex. Temperature.
Potential Energy
Energy of position (gravity)/ Ex. Air in thermosphere has a l…
150 terms
Radiation
CNS Syndrome
Gastrointestinal Syndome
Hematopoeitic Syndrome
Acute whole-body radiation exposure... Pa…
Damages CNS as well as all other organ systems... Unconsciousnes…
Destruction of instrestinal lining in addition to significant…
Effects mainly on blood-forming tissues... Depression or destruc…
Acute Radiation Syndrome
CNS Syndrome
Damages CNS as well as all other organ systems... Unconsciousnes…
Gastrointestinal Syndome
Destruction of instrestinal lining in addition to significant…
20 terms
Radiation
Geiger Muller Tube
Radioactivitiy
Protons
Electrons
A hollow cylinder filled with gas at low pressure. When an al…
Radioactivity is the process in which unstable atomic nuclei…
Inside the nucleus. Relative mass of 1. Protons have a positi…
Outside the nucleus. Relative mass of 0.0005. Electrons have…
Geiger Muller Tube
A hollow cylinder filled with gas at low pressure. When an al…
Radioactivitiy
Radioactivity is the process in which unstable atomic nuclei…
Radiation
Radiation
Conduction
convection
insolation
Energy that is radiated or transmitted in the form of rays or…
Form of heat transfer where heat energy is directly transferr…
Process by which, in a fluid being heated, the warmer part of…
incoming solar radiation
Radiation
Energy that is radiated or transmitted in the form of rays or…
Conduction
Form of heat transfer where heat energy is directly transferr…
54 terms
radiation
localization... persistence... bioavailabili…
pollutant
"the solution to pollution is dilution"
nonbiodegradable
4 factors control the fate of inorganic pollutants in contami…
a _________ is toxic when its concentration exceeds a thresho…
saying that sets off a cascade of problems
metals are __________ and do not break down in the environment
localization... persistence... bioavailabili…
4 factors control the fate of inorganic pollutants in contami…
pollutant
a _________ is toxic when its concentration exceeds a thresho…
15 terms
Radiation
Alpha Particle
Beta Particle
Bubble Chamber
Chain Reaction
Made of two protons and two neutrons is emitted from the deca…
The electron is emitted from the nucleus
Holds a superheated liquid, which does not to boil because th…
The series of repeated fission reactions caused by the releas…
Alpha Particle
Made of two protons and two neutrons is emitted from the deca…
Beta Particle
The electron is emitted from the nucleus
55 terms
Radiation
types of explosions
types of nuclear weapons used
fission
fusion
mechanical, chemical, nuclear
gun and implostion
a reaction in which the nucleus of an atom splits into smalle…
two or more nuclei fuse together to form a single heavier ele…
types of explosions
mechanical, chemical, nuclear
types of nuclear weapons used
gun and implostion
Radiation
Radiation-
2 types of radiation:
Non-ionizing-
Ionizing-
emission of energetic particles or electromagnetic waves (vis…
non-ionizing and ionizing
(long wavelength - low frequency, low energy) transfers energ…
(short wavelengths - high frequency, high energy) energy ejec…
Radiation-
emission of energetic particles or electromagnetic waves (vis…
2 types of radiation:
non-ionizing and ionizing
radiation
gravity force
weak force
electro magnetic force
gluon force
infinte range, weakest force
half proton range, second weakest
infinite range, second strongest
medium nucleus range, strongest force
gravity force
infinte range, weakest force
weak force
half proton range, second weakest
12 terms
Radiation
Thermal radiation
Radiation history
Radiation examples
Absorbing
Transfer of heat in the form of wave energy from warmer to co…
Latin . Originally referring to a spoke because hear radiated…
Campfire. Sun. Heater.
Dark colored objects absorb more than light ones.
Thermal radiation
Transfer of heat in the form of wave energy from warmer to co…
Radiation history
Latin . Originally referring to a spoke because hear radiated…
13 terms
Radiation
Radioactive
Nuclear equation
Nucleons
Positron
Spontaneously decompose
Both the atomic number and the atomic mass must be conserved
Particles in nucleus
Same mass as electron but different charge
Radioactive
Spontaneously decompose
Nuclear equation
Both the atomic number and the atomic mass must be conserved
27 terms
Radiation
Atomic number
Mass #
Mass #-atomic #
Isotopes
Refers to the number of protons found in the nucleus of an el…
Refers to the total number of protons and neutrons in the nuc…
=neutrons #
Atoms of the same element but with a different number of neut…
Atomic number
Refers to the number of protons found in the nucleus of an el…
Mass #
Refers to the total number of protons and neutrons in the nuc…
11 terms
Radiation
Gamma
X ray
Ultraviolet
Visible light
Sterilization
Medical, security
Sun rays
VBGYOR (in wave length order)
Gamma
Sterilization
X ray
Medical, security
14 terms
Radiation
Alpha decay
Beta decay
Gamma
Ionisation
When 2 protons and 2 neutrons break away from the atom
Electrons are emitted by isotopes that have too many neutrons…
Is a high energy electromagnetic wave.
Alpha: most ionising ... Beta: medium ionisation ... Gamma: least i…
Alpha decay
When 2 protons and 2 neutrons break away from the atom
Beta decay
Electrons are emitted by isotopes that have too many neutrons…
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