Quiz Flashcards
radioactive material tries to stabilize itself by changing its structure in a natural process called
- decay
- never can be balanced -> starts to decay
______ is the measure of ionization in air
-exposure
radiological incendiary device is also known as dirty fire and is used to delay first responders
true
dirty bomb
-regular bomb that has radiation in it -> spreads radiation
effects of radiation exposure depends on all the following except
- type of radiation
- during of the exposure
- age
- time of day*
______ is responsible for most of the radiation American receive in a year
- radon
- comes from the soil
exposure rate is the measure of
-ionization produced in the air per unit of time
external exposure does always result in contamination
-false
______ determines the chemical properties of the element
-electrons
atoms are considered unstable if
-there is excess neutrons and protons
the decontamination corridor is located in the
warm zone
3 basic particles that make up an atom are the
-electron, proton, and neutron
3 sources of background radiation
radon, medical x-rays, soil
beta radiation has a range in air of
up to 30 ft
which of the following requires lead to effectively shield its effects
gamma radiation
which radiologic device would cause higher doses of internal and external radiation
-improvised nuclear device
the acronym MAD
mutually assured destruction
- arms race
- everyone has and doesnt use
in 1945 there were ____ nuclear powers
1
-US
according to the ted talk surviving a nuclear attack by irwind redlener, after a nuclear blast, you have about minutes before a lethal amount of radiation comes down
10-20
regardless of a patient contamination status, emergency medical stabilization and resuscitation should come first and should not be delayed to perform decontamination
-true
what is the half life of a radioactive source
-the amount of time it takes the material to reduce the amount of radiation it emits by half
medical countermeasures to radiological agents are most effective when
-given before or soon after an exposure
radio wave is a type of
non ionizing radiation
fissile material are stomas that are capable of nuclear fission which are capable of
splitting apart
