Radiology Flashcards
1
Q
X-rays
A
Shining high energy photons through patient; these are absorbed by dense objects
2
Q
Computed tomography
A
Shining photons from all different angles to obtain image; use of ‘contrast’ changes density of certain structures
3
Q
MRI
A
hydrogen nuclei in strong magnetic field
4
Q
Fluoroscopy
A
continuous stream of X-ray images useful for structures that move unpredictably
5
Q
Ultrasound
A
Uses sound waves to produce images
6
Q
Angiography
A
Form of fluoroscopy in which dense material is injected directly into blood vessels.
