Stuff
Atoms
Atoms Too
Rad Stuff
More Rad Stuff
100

What is the primary function of an x-ray machine is to convert ______________ energy into _____________ energy?

electrical to electromagnetic

100

Charge of an atom

no charge; p = e

100
Define Radiation.
Energy transfer that occurs through waves passing through space that pass energy on to other materials
100

The angstrom is what?

measures the distance between crests of an x-ray wave

100

what temp necessary for thermionic emission?

2200 C

200

What does KCCL mean?

kVp 

Controls

Contrast

Quality

200

"A" number is?

number of p + n in nucleus

200

what holds the nucleus of an atom together?

strong nuclear force

200

the specific source of electrons in the tube is?

filament

200
The amount of matter in an object.
Mass
300

The longer the wavelength means what type of frequency?

lower

300

electrons have an atomic mass number of?

almost 0

300

to calculate the number of neutrons in the nucleus when A and Z are known is?

subtract Z from A

300

specific source of x-rays in the x-ray tube is?

focusing spot on anode

300
The energy of movement.
Kinetic Energy
400

which state of matter are the basic particles separated by great distances?

gas state

400

The number of protons in the nucleus is known as?

Z # (atomic number)

400

What happens to wavelength and penetrating energy of the beam as kVp increases?

wavelength gets shorter and penetrating energy increases

400

process of boiling off electrons?

thermionic emission

400
The amount of mass per unit volume
Density
500

The number of waves that go by on 1 second is called?

frequency

500

What are the fundamental particles in an atom?

p, n, e-

500

What does mAsdn mean?

mAs density quantity
500

values for c?

186,000 miles per second

3 x 1010 cm/second

3 x 108 m/second

500

formula used to calculate max number of e- in each shell

2n2

M
e
n
u