RTE 1401 exam 3
Question 1.
A loss of contrast due to noise is known as
ANSWER
scatter
Question 2.
If you wanted to alter the scale of contrast you must adjust ______
ANSWER
kVp
Question 3.
radiographic quality =
ANSWER
kVp
Question 4.
Variations of shades of gray are necessary to provide _________
ANSWER
contrast between various anatomical structural images
Question 5.
If the beam is mainly absorbed by the patient, in turn never hitting the IR, this is because
ANSWER
kVp is too low aka useless.
Question 6.
More SID means?
ANSWER
less exposure
Question 7.
Less SID means?
ANSWER
more exposure
, Question 8.
What are some factors that will result in sn increase in receptor exposure?
ANSWER
Question 9.
Any time you see receptor exposure it means the number of ________?
ANSWER
x-rays
Question 10.
What side of the xray do the feet and thicker portions go to?
ANSWER
cathode. FAT CAT
Question 11.
quantum mottle does what to xray?
ANSWER
unwanted noise, fog, decreases contrast
Question 12.
Radiographic exposure and SID have a ________ type of relationship?
ANSWER
inverse.
Question 13.
TRUE OR FALSE -> kVp and quality is the same.
ANSWER
true
Question 14.
Another word for mAs would be ____
ANSWER
wuantity
Question 15.
penetrability is also known as?
ANSWER
kVp (quality)
, Question 16.
TRUE OR FALSE --> intensity, exposure, and quantity are all the same word.
ANSWER
true
Question 17.
HVL (half value layer) is?
ANSWER
filtration.
Question 18.
exposure = _____
ANSWER
mAs
Question 19.
the number of xrays in the useful beam defines the xray __________
ANSWER
quantity
Question 20.
if xray quantity is doubled, the exposure on the finished radiograph will be ________
ANSWER
doubled
Question 21.
the inverse square law has the same effect on exposure and xray ________
ANSWER
Question 22.
the penetrability of an xray beam is called x ray _______
ANSWER
quality
Question 23.
HVL of an xray beam is the measurement of beam ________
ANSWER
filtration
Question 1.
A loss of contrast due to noise is known as
ANSWER
scatter
Question 2.
If you wanted to alter the scale of contrast you must adjust ______
ANSWER
kVp
Question 3.
radiographic quality =
ANSWER
kVp
Question 4.
Variations of shades of gray are necessary to provide _________
ANSWER
contrast between various anatomical structural images
Question 5.
If the beam is mainly absorbed by the patient, in turn never hitting the IR, this is because
ANSWER
kVp is too low aka useless.
Question 6.
More SID means?
ANSWER
less exposure
Question 7.
Less SID means?
ANSWER
more exposure
, Question 8.
What are some factors that will result in sn increase in receptor exposure?
ANSWER
Question 9.
Any time you see receptor exposure it means the number of ________?
ANSWER
x-rays
Question 10.
What side of the xray do the feet and thicker portions go to?
ANSWER
cathode. FAT CAT
Question 11.
quantum mottle does what to xray?
ANSWER
unwanted noise, fog, decreases contrast
Question 12.
Radiographic exposure and SID have a ________ type of relationship?
ANSWER
inverse.
Question 13.
TRUE OR FALSE -> kVp and quality is the same.
ANSWER
true
Question 14.
Another word for mAs would be ____
ANSWER
wuantity
Question 15.
penetrability is also known as?
ANSWER
kVp (quality)
, Question 16.
TRUE OR FALSE --> intensity, exposure, and quantity are all the same word.
ANSWER
true
Question 17.
HVL (half value layer) is?
ANSWER
filtration.
Question 18.
exposure = _____
ANSWER
mAs
Question 19.
the number of xrays in the useful beam defines the xray __________
ANSWER
quantity
Question 20.
if xray quantity is doubled, the exposure on the finished radiograph will be ________
ANSWER
doubled
Question 21.
the inverse square law has the same effect on exposure and xray ________
ANSWER
Question 22.
the penetrability of an xray beam is called x ray _______
ANSWER
quality
Question 23.
HVL of an xray beam is the measurement of beam ________
ANSWER
filtration
