Mock Exam- Part 1

Question 1

What is the CR angle for the AP Oblique Projection- Judet Method?

Answer 1

0 Degrees

Question 2

Where is the CR entrance point for the AP Internal Oblique Projection- Judet Method?

Answer 2

2 inches Inferior to the ASIS

Question 3

What projections best demonstrates the coronoid process of the ulna?

Answer 3

AP Oblique Elbow, Medial Rotation

Question 4

Which ribs are false ribs?

Answer 4

8-12

Question 5

What forms the Anterior 1/5 of the acetabulum?

Answer 5

Pubis

Question 6

What position best demonstrates the splenic flexure FREE of superimposition?

Answer 6

RPO

Question 7

How many ribs SHOULD be visible above the diaphragm on a PA Chest?

Answer 7

10 (not 9)

Question 8

Waters method (sinuses), the OML is placed at what angle to the IR?

Answer 8

37 degrees

Question 9

Where does the CR enter for an AP Axial projection of the zygomatic arches?

Answer 9

1 inch above the Nasion

Question 10

What position should be used to visualize the kidneys to demonstrate nephroptosis?

Answer 10

Erect Abdomen

Question 11

What is another name for the 2nd cervical vertebra?

Answer 11

Axis

Question 12

Which IVs and pedicles are demonstrated on an AP axial oblique projection of the C-Spine?

Answer 12

Farthest Side from the IR

Question 13

The frontal bone articulates with which of the following?

Right and Left Parietals
Sphenoid
Temporal
Ethmoid

Answer 13

Right and Left Partetals
Sphenoid
Ethmoid

Question 14

Where does the CR enter for an AP Pelvis?

Answer 14

2 inches above pubis symphysis

Question 15

Which of the following is NOT to be performed on a trauma patient?

Danelius- Miller
Clements-Nakayama Method
Modified Cleaves Method

Answer 15

Modified Cleaves

Question 16

The zygapophyseal joints are shown on what position for the C-Spine?

Answer 16

Lateral Position

Question 17

What is perpendicular for the AP open mouth projection of the odontoid?

Answer 17

Tip of the mastoid and the upper incisors

Question 18

The left IV of the C-spine are demonstrated on what projections?

Answer 18

AP Oblique Projection- RPO Position

PA Oblique Projection- LAO Position

Question 19

How much rotation is needed for an AP oblique projection (RPO and LAO) of the C-Spine for visualization of the IV?

Answer 19

45 Degrees

Question 20

Where is the CR directed for an AP lumbosacral spine?

Answer 20

Perpendicular to the level of the iliac crests

Question 21

An AP oblique projection of the lumbar spine demonstrates the zygapophyseal joints. Where are they located in relation to the IR?

Answer 21

The Zygapophyseal joints Closest to the IR

Question 22

What elbow projection demonstrates the coronoid process in profile?

Answer 22

Medial Oblique

Question 23

What does the Stecher Method demonstrate?

Answer 23

Navicular (Scaphoid)

Question 24

What does the lateral projection of the elbow demonstrate?

Answer 24

Olecranon Process

Question 25

The AP projection of the humerus demonstrates?

Answer 25

Greater Tubercle

Question 26

What fat pads are visible on the negative lateral elbow study?

Answer 26

Anterior and Posterior Fat Pads

Question 27

Where are the petrous ridges projected for the parietoacanthial projection (Waters Method of the Sinuses?

Answer 27

Below the floor of the Maxillary Sinuses

Question 28

What positioning line is perpendicular to the IR for the PA Axial projection of the Sinuses (Caldwell Method)? *****Check this- is Caldwell AP?****

Answer 28

Glabellomeatal Line

Question 29

What is the CR angulation for the axiolateral projection Coyle Method for the elbow?

Answer 29

45 Degrees

Question 30

Which of the following lie within the abdominal cavity? Stomach Kidneys Liver Rectum

Answer 30

Stomach Kidneys Liver

Question 31

The CR for the left lateral decubitus position of the abdomen should be?

Answer 31

2 inches above the iliac crests

Question 32

The shoulder girdle consists of which bones?

Answer 32

Clavicle and Scapula

Question 33

Where does the CR enter for the AP projection of the shoulder?

Answer 33

1 inch inferior to the coracoid process

Question 34

What positions demonstrate the sternum projected through the heart shadow?

Answer 34

PA Oblique, and RAO

Question 35

The right side ribs are elongated on what positions?

Answer 35

AP Oblique RPO | PA Oblique LAO

Question 36

What positions best demonstrate Osgood-Schlatter disease?

Answer 36

Ap and Lateral Knee Projections

Question 37

Where is the esophagus in relation to the trachea?

Answer 37

Posterior

Question 38

What is the sail sign that is visible on an infant chest radiograph?

Answer 38

The Thymus

Question 39

Where is the top of the IR positioned for a PA Chest radiograph?

Answer 39

1 1/2 to 2 inches above the Shoulders

Question 40

To demonstrate fluid in the pleural cavity, the patient must be placed so that the _________________ is down.

Answer 40

Affected side if down

Question 41

What is the degree of angulation of the body for the PA oblique projection of the esophagus?

Answer 41

35 to 40 degrees

Question 42

The patient should be NPO for how long before a stomach study?

Answer 42

8 hours

Question 43

When performing an UGI series, the pyloric canal, duodenal bulb, and the c-loop are best demonstrated on which position?

Answer 43

PA Oblique and RAO

Question 44

To evaluate the small intestines, barium may be given by: Mouth Rectally Enteroclysis All of the Above

Answer 44

Mouth Rectally Enterocylsis All of Them

Question 45

Which of the following projections demonstrates the rectosigmoid area when performing a barium enema? AP Axial PA Axial Lateral

Answer 45

AP Axial PA Axial Lateral All of them

Question 46

What is demonstrated best when performing a double contrast Barium Enema in the right lateral decubitus position?

Answer 46

Medial side of the ascending colon | Lateral side of the descending colon

Question 47

Surgical cholangiography images are usually performed with the patient in what positions?

Answer 47

AP and AP Oblique (RPO)

Question 48

How many degrees is the patient rotated for an AP oblique projection of the urinary system?

Answer 48

30 degrees

Question 49

How much (degrees) is the body rotated for an AP oblique projection when performing a cystourethrogram?

Answer 49

35 to 40 degrees for both male and female

Question 50

What degree of body rotation should be used for an AP oblique projection of the stomach?

Answer 50

30 to 60 degrees

Question 51

What projection would put the left kidney perpendicular to the IR?

Answer 51

AP Oblique LPO (Downside is perpendicular) (Upside is parallel- right)

Question 52

What articulates with the cuboid out of the following? Calcaneus Talus Medial Cuniform Lateral Cuniform

Answer 52

Calcaneous | Lateral Cuniform

Question 53

A fracture of the base of the first metacarpal is a?

Answer 53

Bennett's Fracture

Question 54

What projection should be utilized to best demonstrate the structural changes present in the longitudinal arch due to pathology?

Answer 54

Lateral Weight Bearing

Question 55

What type of CR is required with a Merchant Method of the knee?

Answer 55

A Tangential CR

Question 56

If the original intensity of the beam is 15 mGy^^a, at a 102 cm SID, What would the new intensity be if the SID is changed to 183 cm?

Answer 56

4.66

Question 57

The SI unit for absorbed dose is?

Answer 57

G

Question 58

What is the monthly dose limit to the embryo fetus for a pregnant technologist?

Answer 58

.5 mSv

Question 59

45 mGy^^a resulting from 80 kVp at 15 mAs will produce an exposure rate of?

Answer 59

3 m/Gy^^a (how is this done?)

Question 60

The doors to the radiographic room should contain what thickness of lead?

Answer 60

0.8 mm (1/32 inch)

Question 61

Which of the following methods will reduce occupational exposure? Increasing Collimation Decreasing Collimation Increasing the mAs by 15% Decreasing the mAs by 15%

Answer 61

Decreasing Collimation (Why?)

Question 62

Fluoroscopic protective drapes should contain how much mm Pb equivalency?

Answer 62

.25 mm Pb equivalency

Question 63

how do most interactions with DNA macromolecules occur?

Answer 63

Indirectly

Question 64

Which of the following types of tissues are the most sensitive to ionizing radiation? Muscle Tissue Adult Nerve Tissue Brain Tissue Epithelial Tissue

Answer 64

Epithelial Tissue

Question 65

What acute radiation syndrome is also known as "Bone marrow syndrome" and the survival time shortens as the radiation dose increases?

Answer 65

Hemopoietic Syndrome

Question 66

What is an example of high-LET radiation?

Answer 66

Alpha Particles

Question 67

What is the whole body annual occupational effective dose limit?

Answer 67

50 mSv

Question 68

What is the primary source of radiation exposure to diagnostic radiation personnel?

Answer 68

Comptom Scattering

Question 69

What SI unit is used to measure the effective dose (EfD)?

Answer 69

Sieverts

Question 70

Which of the following types of contrast should NOT be used on a patient with a suspected peforated bowel? Gastroview Isovue-200 Barium Isovue-300

Answer 70

Barium

Question 71

The legal doctrine of res ipsa loquitur translates to what phrase?

Answer 71

The thing speaks for itself

Question 72

What is required when a patient is subjected to any type of invasive procedure?

Answer 72

Informed Consent

Question 73

What is defined as an object, such as a door handle, that harbors pathogenic microorganisms and may serve as an agent of transmission of an infection?

Answer 73

Fomite

Question 74

What age group (child) is often concerned only with what is going to be done to them at the moment?

Answer 74

Toddlers (1-3 years)

Question 75

What is the most common means of spreading infection?

Answer 75

Human Hands

Question 76

What systolic blood pressure indicates shock?

Answer 76

Systolic pressure UNDER 60 mmHg

Question 77

What is the normal average rate of respiration for a healthy adult patient?

Answer 77

12-20 breaths/min

Question 78

What is the simpler name derived from the more complex chemical name of a drug?

Answer 78

Generic Name

Question 79

What should you do when a patient who is complaining of pain in the area of the left 4th and 5th metatarsals; however, the requisition asks for a left ankle exam?

Answer 79

Check with the referring physician

Question 80

What is the total brightness gain of an image intensifier if the minification gain is 25 and the flux gain is 40?

Answer 80

1000

Question 81

A grid error that causes a loss of density over the entire image and grid lines more pronounced on one side of the image?

Answer 81

Off-Center Error

Question 82

A parallel circuit has 3 ohms, 2 ohms, and 5 ohms and a potential difference of 220 V. What is the current?

Answer 82

227 amps

Question 83

Based on the Nyquist Theorem, in digital imaging at least ______________ the numbers of pixels needed to form the image must be sampled.

Answer 83

2 times

Question 84

Multiple conversions occur in CR/PSP imaging; electrons to light, light to digital info, digital to analog signal, etc. This can result in a loss of ________ within the image.

Answer 84

Detail

Question 85

Using a Fuji imaging system, you are radiographing a PA chest. The "S" number for this system should be at a range of 200-400 for an acceptable image. Your response results in an "S" number of 800. What is the best solution for repeating your image?

Answer 85

Double your mAs

Question 86

What layer of the CR imaging plate sends light in a forward direction when released in the cassette reader?

Answer 86

Reflective

Question 87

The data within the collimated area of an image produces a graphical representation of densities known as:

Answer 87

Histogram

Question 88

The amount of patient tissue included in an image is known as:

Answer 88

Field of View

Question 89

True or False | Digital images have a wider dynamic range compared to film screen.

Answer 89

True

Question 90

True or False | Bit depth determines the contrast resolution of an image.

Answer 90

True

Question 91

True or False | Spatial resolution does not depend on pixel size.

Answer 91

False

Question 92

What are materials that absorb x-rays, resulting in an electrical charge?

Answer 92

Photoconductors

Question 93

How many bits make up a byte?

Answer 93

8

Question 94

A small area networked with a series of cables or wireless access points that allow computers to share information and devices on the same network is known as a:

Answer 94

LAN-Local area network

Question 95

A PACS (Picture Archiving and Communication System) is considered this type of network?

Answer 95

Server Based Network

Question 96

True or False | The larger the pixel, the greater the detail.

Answer 96

False

Question 97

When the emission of light from a stimulated material is delayed (afterglow), this is called:

Answer 97

Phosphorescence

Question 98

CR phosphor plates are most sensitive to?

Answer 98

Scatter Radiation

Question 99

A lack of sufficient incoming data for the processing or an insufficient number of photons reaching the IR is known as:

Answer 99

Quantum Mottle

Question 100

A binary number is also known as a?

Answer 100

Bit