Exam 8: X-ray Emission

X-ray intensity is proportional to _____.

A 10% increase in kVp has _____ effect on x-ray intensity than/as a 10% increase in mAs.

X-ray quantity increases in direct proportion to increases in _____.

X-ray beam quality is improved by _____.

The HVL is lowered by a decrease in _____.

The number of x-rays in the useful beam defines x-ray _____.

A compensating filter is used to create _____ optical density with a body part of _____ thickness.

Added filtration will _____ beam quality and _____ beam quantity.

Standard x-ray machines produce about _____ µGyₐ/mAs at 70 kVp measured at 100 cm SID.

The penetrability of an x-ray beam is called x-ray _____.

Image contrast is affected by _____.

The inverse square law has the same effect on optical density and x-ray _____.

If the quantity of electrons hitting the target are doubled,the x-ray quantity is _____.

If an exposure is 0.5 mGyₐ at an SID of 40 inches,what would the exposure be at an SID of 60 inches?

Grays in air are the measurement for x-ray _____.

If a technologist changes the technique from 70 kVp @ 200 mAs to 70 kVp @ 400 mAs,the x-ray intensity will _____ and optical density will _____.

If the distance from the source to the image (SID)is reduced by half,how is the x-ray intensity at the image affected?

An x-ray beam that could pass through dense tissue would have high _____.

Beam quality is affected by _____.

The half value layer (HVL)of an x-ray beam is a measurement of beam _____.