http://www.chestx-ray.com/

Crooke’s Tube

Thousands of volts (kVp)

Tungsten (Molybdenum)

K Shell X-ray Bremsstrahlung

mAs

X-ray tube

Collimator

X-rays

Patient

Film

Exposure

0.4 – 140 mrem

Ag

Br

AgAgAg

BrBrBr

Ag

Br

AgAgAg

BrBr

Ag

Br

AgAgAg

BrBr

Ag

Most x-rays attenuated

Some x-rays attenuated

Least x-rays attenuated

Fluoroscopy

X-ray tube

Collimator

X-rays

Patient

Screen

Inspiration Expiration