Term
mAs kVp Field Size Screen Speed |
|
Definition
have a direct relationship with density |
|
|
Term
|
Definition
have an inverse relationship with density |
|
|
Term
exposure time is usually kept as __ as possible to minimize motion blur |
|
Definition
|
|
Term
when exposure time is ___, the mA must be ___ proportionally to provide required intensity |
|
Definition
|
|
Term
___ has more effect than any other factor on the IR exposure because it affects beam ___ and to a lesser degree ____ |
|
Definition
|
|
Term
if OD on a radiograph is to be increased with kVp, an increase of __% in kVp is equivalent to ___ the mAs |
|
Definition
|
|
Term
as ___ size is increased, scatter radiation also increases |
|
Definition
|
|
Term
___ is lower when the field size increases |
|
Definition
|
|
Term
improves image contrast by reducing level of scatter radiation |
|
Definition
|
|
Term
___ ratio grids remove more scatter, but also increase patient dose |
|
Definition
|
|
Term
used to amplify the incoming xray beam and reduce patient dose |
|
Definition
|
|
Term
alters the intensify the baem according to inverse square law |
|
Definition
|
|
Term
more distance means that ___ xrays are reaching the film which means ___ density |
|
Definition
|
|
Term
when SID is increased, mAs is ___ |
|
Definition
|
|
Term
|
Definition
mas2= mas1 x (sid2)^2/ (sid1)^2 |
|
|
Term
uses an increased OID to prevent scatter radiation from reaching IR |
|
Definition
|
|