Radiography Unit 1-2 Study Notes

consist of quiz questions and manual fill in the blank questions

What is the term low contrast define by?

low contrast is defined by having similar density between tissue exhibiting many shades of grey

True or False?

• When labeling a radiographic film it must be a permanent part of the emulsion

TRUE

What is the focal film distance for both table top and when using the bucky?

40 inches

Radiolucent objects or tissue allow the x-ray beam to ________________________________.

allow the passage of radiation and appear black on the image

What is the correct terminology for this position?

Dorsoventral

What is radiography density defined as?

the degree of the blackness on the image controlled by the mAs

What 3 settings are you required to set on the x-ray control panel?

1. kVp

2. mA

3. Time

A dosimeter is a personal protection device that is worn ___________________________________.

at the neck level outside the thyroid protector

When taking a lateral view of the skull your beam centre will be located at ___________________________.

lateral canthus of the eye

What increment is utilized when measuring the patient with calipers?

cm

True or False?

• When measuring the skull for the dorsoventral view you would measure at the highest point of the cranium?

True

When a X-ray film has been exposed to satiation it is _________ times more sensitive to natural light?

8 times