Tomo

Question 1

What are essential ingredients of linear tomography?

Answer 1

X-ray tube
Connecting Rod
Moveable bucky

Question 2

During a tomographic study, if the fulcrum setting is changed from five to nine cm, with the exposure angle remaining the same for both exposures, what would the result be?

Answer 2

Different cut level

Question 3

The tomographic angle determines the ______ of the cut.

Answer 3

Thickness

Question 4

What are the terms used to describe tomographic tube movement?

Answer 4

Linear
Circular
Elliptical
Figure 8
Hypocycloidal
Spiral/ Trispiral

Question 5

What are (3) other terms used to describe types of tomography?

Answer 5

Planigraphy
Stratigraphy
Laminography

Question 6

The principle disadvantage of tomography is ____.

Answer 6

Increased patient dose

Question 7

If you have a large tomographic angle, you will have a…

Answer 7

Thinner cut

Question 8

Tomography is a special x-ray technique that blurs out the ______ of superimposed structures.

Answer 8

Shadows

Question 9

By blurring of the adjacent structures, an object’s _____ _______ is enhanced.

Answer 9

Radiographic Contrast

Question 10

The simplest type of tomography is known as…

Answer 10

Linear Tomography

Question 11

Small focal spot sizes should be used, especially for tomography of extremities, in order to improve…

Answer 11

Recorded detail

Question 12

The plane of maximum focus is known as the focal or ____ plane.

Answer 12

Object

Question 13

While performing a tomographic study of the kidneys, excluding the patient/ table, the _____ is the only point in the system that remains stationary during exposure.

Answer 13

Fulcrum

Question 14

A special x-ray technique that blurs out the shadows of superimposed structures to show more clearly the principle structures being examined is the definition of body section radiography. T/F

Answer 14

True

Question 15

What is the method that we employ at florida hospital for linear tomography?

Answer 15

Planigraphic principle

Question 16

The area of maximum focus, in linear tomography, is referred to as the…

Answer 16

Focal or object plane

Question 17

The pivot point about which the tube and film move is called the…

Answer 17

Fulcrum

Question 18

For the Grossman Principle, which part of the system is raised and lowered?

Answer 18

Table

Question 19

For the Planigraphic Principle, which part of the system is raised or lowered?

Answer 19

Fulcrum

Question 20

What is the principle advantage to Tomography?

Answer 20

Increasing contrast resolution

Question 21

How do you determine the level of the scout tomogram of the kidneys?

Answer 21

Measure the patient, divide by 2, then subtract 2`