Final

Question 1

What is the main purpose of a grid in image acquisition?

Question 2

The vertical plane that divides the body into equal right and left halves describes the:

Question 3

The number of x-ray photons that strike the digital detector can be classified as:

Question 4

The ability of a digital imaging system to distinguish between similar tissues (differences in brightness between light and dark areas of image) is the definition for:

Question 5

The term “portrait” describes an image receptor orientation that is aligned ____ to the anatomy.

Question 6

Of the following factors, which will most affect radiographic spatial resolution?

Question 7

What is the primary center for bone growth termed?

Question 8

The study of joints is termed:

Answer 8

Arthrology

Question 9

A lateromedial projection is where the lateral aspect of the anatomical part is closest to the image receptor (IR).

Question 10

When considering technique for an examination, the _____ kv and the ____ mAs that will still produce a diagnostic image should be used on every examination.

Question 11

A standard that ensures that all digital imaging equipment can communicate with each other is referred to as:

Question 12

What is the primary controlling factor for radiographic contrast (in digital imaging)?

Question 13

A longitudinal plane that divides the body into equal anterior and posterior parts is the:

Question 14

A position in which the head is lower than the feet is:

Question 15

PA or AP oblique projection images are displayed on a monitor with the patient’s right side of the body at the viewer’s right side.

Question 16

A low SNR is desirable in digital imaging for better image quality.

Question 17

Which of the following radiographic studies would best benefit by applying the anode heel effect?

Question 18

What is the term describing the energy/penetrating power of the x-ray photon in digital imaging?

Question 19

Situation: A patient is lying on her back on the x-ray table facing the x-ray tube (supine). The right side of her body is then turned 20 degrees toward the image receptor and a positioning wedge is placed under the left side of her body elevating her left side away from the image receptor. What is this radiographic position?

Question 20

Which term describes lying down in any position?

Answer 20

recumbent

Question 21

Which of the following positions is often used to insert a rectal enema tip before a barium enema study?

Answer 21

Modified Sims

Question 22

Which of the following patient dose categories carries the highest numerical value of all doses?

Question 23

Which of the following is not one of the four image quality factors of a radiograph?

Question 24

The functional term for a freely movable joint is:

Answer 24

diarthrodial

Question 25

The range of exposure over which an imaging system produces an acceptable image is the:

Question 26

The radiographic term projection is defined as:

Question 27

Besides the anatomic side marker, what is the other required marker to be on all images?

Question 28

What is the metric equivalent of a 14x17 field size?

Question 29

Which of the following is a secondary growth center for endochondral ossification?

Question 30

Which of the following body systems helps to regulate body temperature?

Question 31

The acronym, PACS, refers to Picture Archiving Connection System. T or F?

Answer 31

False

Question 32

Which of the following is not one of the 3 types of touch appropriate in medical imaging?

Answer 32

massage

Question 33

A Deviation Index (DI) of zero indicates no radiation has reached the digital image receptor. T or F?

Question 34

According to the ARRT Code of Ethics, radiologic technologists must participate in continuing education activities throughout their professional career.

Question 35

Each digital image is two dimensional and is formed by a matrix of:

Question 36

An upright position with the arms abducted, palms forward, and head forward describes the:

Question 37

Which SI unit of radiation measurement is used to describe exposure recorded on a dosimeter/film badge (your exposure as a student radiographer/occupational worker)?

Question 38

The radiographer has the responsibility of communicating with the patient to obtain pertinent clinical information.

Question 39

The intensity of light that represents the individual pixels in the image on the monitor defines:

Question 40

The acronym ALARA stands for:

Answer 40

As low as reasonably achievable

Question 41

Increasing the SID will increase distortion of the anatomy.

Question 42

How many separate bones are found in the adult human body?

Answer 42

206

Question 43

Which of the following terms describes the sole or inferior aspect of the foot?

Answer 43

Plantar

Question 44

The numeric value that is representative of the exposure that the IR has received in digital imaging is called the:

Question 45

Which of the following bones is classified as a long bone?

Answer 45

Humerus

Question 46

Situation: A radiograph of the abdomen demonstrates involuntary motion due to bowel peristalsis (involuntary contractions). Which of the following factors will best eliminate this problem during the repeat exposure?

Question 47

Which of the following is not one of the cardinal principles of radiation protection?