History
When was the X-Ray Invented?
1895
What diseases discussed in class can be monitored by X-Rays?
Osteoporosis and arthritis
What year did he discover X-Rays?
1895
What happens to the image when an x-ray is taken?
Enlarges the image due to the beams
Dark grey in an x-ray often is what?
Fat
What material first protected the tube from the fluorescent light?
Black Cardboard
What are x-rays most commonly used for?
What was his profession?
Physics professor and mechanical engineer physicist
What happens to when you increase the beam angle?
Elongation of the image
Muscles, tendon, organ tissues appears as what colour?
Mid-grey
What kind of tube was part of the experiment?
Electron-discharge tube (glass)
How are x-rays used in cancer patients?
Radiation therapy is used to fight cancer and shrink tumours.
Wilhelm patented X-Rays after his discovery. True or False?
FALSE
Foreshortening is the opposite of what?
Elongation
Contrast Media is what colour?
White
What materials did Wilhelm try originally to block the rays? List both.
Copper and Aluminum
What do Dentist/Orthodontist use X-Rays for?
- tooth decay
- changes in bones
-show tooth development and placement
Who was his dummy for the first X-Ray?
His wife
What does superimposition cause to images?
Causes the density to increase in the structures
Black appearance on an x-ray is often what?
Air is often seen in lungs, bowels and trachea
What material showed the image of Wilhelm Roentgen bones?
Lead
DNA image
What award did he win for his work?
Nobel Prize (1901)
What is superimposition?
anatomic structures are stacked on one another, forcing the beam to penetrate multiple structures before arriving at the film plate.
Cancellous bone appears as light grey, while cortical bone appears as what colour?
Cortical bone appears as white