Rad review mock

The AP projection of the elbow demonstrates which of the following bony structures? 1. Coronoid process 2. Radial head 3. Styloid process of the radius 4. Coracoid process

1 and 2

When performing an AP projection of the tibia and fibula, if the entire part cannot fit on one IR 1. Take two projections in order to include all anatomy 2. One smaller projection includes the joint farthest from the injury site 3. One smaller projection includes the joint closest to the injury site

1 and 2

Which of the following images require(s) superimposition of the distal radius and ulna? 1. Lateral hand 2. Lateral forearm 3. Lateral thumb

1 and 2

Which of the following will result if magnification is used in a 20/9/6 inch image intensifier? 1. Spatial resolution improves 2. Patient dose increases 3. Focal point shifts closer to the output phosphor

1 and 2

Due to the utilization of low kVp techniques, which of the following examinations result in reduced personnel exposure? 1. Mammogram 2. Chest x-ray 3. PA abdomen

1 and 3

Tilting of the head during positioning for the lateral skull would result in 1. Superior and inferior separation of orbital roofs 2. Anterior and posterior separation of EAM 3. Superior and inferior separation of sphenoid wings 4. Anterior and posterior separation of mandibular rami

1 and 3

Which of the following is (are) located on the proximal aspect of the humerus? Intertubercular groove Capitulum Coronoid fossa

1 only

Which of the following statements is/are false regarding occupational exposure during fluoroscopy? 1. Radiation exposure to the radiologist is higher when the tube is positioned below the patient 2. Beam-on time is directly proportional to occupational exposure 3. Remote fluoroscopy is preferable to reduce occupational exposure

1 only

In scoliosis imaging, breast tissue dose for PA imaging is approximately ____ of the dose for AP imaging

1%

In which of the following procedures is quiet, shallow breathing recommended during the exposure to obliterate prominent pulmonary vascular markings? RAO sternum Lateral thoracic spine AP scapula

1, 2, 3

Which of the following is (are) shown in both the right and left dorsal decubitus positions of the abdomen? 1. Diaphragm 2. Posterior border of iliac wings 3. Air-fluid levels

1, 2, 3

Which of the following shoulder projections is/are contraindicated when a fracture or dislocation is suspected? 1. AP Projection-External Rotation 2. AP Projection-Internal Rotation 3. Inferiosuperior Axial Projection-Lawrence Method

1, 2, 3

Which of the following situations could arise from over-flexing the knee in the lateral projection? 1. Obscured soft tissue 2. Fat pad displacement 3. Patellar fracture separation 4. Increased joint space visualization

1, 2, 3

Which of the following examinations of the abdomen require the image to be taken with suspended breathing on expiration? 1. Dorsal decubitus 2. Lateral 3. AP erect 4. Lateral decubitus

1, 2, 3, 4

When patient dose cannot be estimated using patient radiation monitors, what other resources are available for ESE estimations? 1. Nomograms 2. Output intensity of the x-ray equipment in use 3. kVp used during the examination 4. mAs used during the examination

1, 2, 3,4

Which of the following materials would make an acceptable secondary barrier? 1. Lead acrylic 2. Glass 3. Gypsum board 4. Concrete

1, 2, 3,4

If a radiologic examination must be performed during pregnancy, what safeguards can be used for both patient and fetal protection? 1. Accurate collimation 2. Double-shielding 3. Use of low kVp techniques 4. Limited protocols

1, 2, 4

The base of the fifth metatarsal should be visualized on which of the following projections? 1. AP foot 2. Medial oblique foot 3. AP ankle 4. Mortise oblique ankle

1, 2, 4

Which of the following methods can be utilized to determine if a patient is pregnant? 1. Posting of signs that advise patients to notify the technologist if pregnancy is possible 2. Utilization of questionnaires that question menstrual cycle dates and chances of pregnancy 3. Visual inspection of the patient to determine if they are pregnant 4. Questioning women of reproductive potential before each exam

1, 2, 4

Methods that can be used to reduce patient exposure include increased (select the 3 correct completions) 1. beam restriction 2. kV 3. exposure time 4. mAs 5. SID 6. filtration

1, 2, 6

In what ways can a radiographer reduce patient dose? 1. Improve technical factor selection through observation of patient habitus, positioning, and department protocols 2. Increase positioning accuracy with use of radiopaque sponges under the area of interest to reduce motion 3. Properly dress-down the patient for the exam, including removal of any jewelry or clothing items that could cause an artifact 4. Use clear breathing instructions to improve patient compliance and decrease motion

1, 3, 4

Which of the following statements regarding pregnant radiographers are true? 1. Due to back problems associated with pregnancy, aprons using 0.5 mm Pb equivalent are more desirable than 1 mm Pb equivalent despite lower attenuation percentages 2. A second dosimeter can be worn outside of a lead apron at waist level 3. A dose limit of 0.5 mSv per month is established for the length of pregnancy 4. The pregnancy should be declared as soon as possible

1, 3, 4

What advantages do film badges present for personnel monitoring? 1. They can be worn for up to 3 months 2. Inexpensive for production and utilization 3. Simple processing methods

2 AND 3

What disadvantages come with the use of TLD personnel monitoring? 1. Loss of information when exposed to heat and moisture 2. Cost compared to film badges when read monthly 3. Decreased sensitivity to film badges

2 only

Which of the following are true regarding bone marrow dose? 1. Bone marrow dose can be directly measured 2. Bone marrow dose can be associated with radiation-induced leukemia 3. Bone marrow dose is estimated utilizing the ESE 4. The mean marrow dose is typically lower in children

2, 3, 4

What is the correct central ray placement for the AP projection of the thoracic spine?

3 to 4 inches below the jugular notch

When positioning for a lateral coccyx image, what is the correct placement of the central ray?

3 to 4 inches posterior and 2 inches inferior to the ASIS

What is the correct angulation for an AP axial sacroiliac image on a male patient?

30 degrees cephalad

For the PA axial projection of the knee, Camp Coventry method, which CR angulation is utilized?

40-50 caudal

What is the attenuation percentage for 0.25 mm Pb equivalent aprons at 75 kVp?

66%

When imaging the lateral thoracic spine, and using suspended respiration technique, exposure upon full inspiration can be used to

Achieve a more uniform tissue density of the vertebrae above diaphragm

Which of the following projections does not demonstrate the olecranon process free of superimposition?

Acute flexion of the elbow for the proximal forearm

Which of the following types of DR image receptors uses a photoconductor?

Amorphous selenium flat panel detectors

Which of the following types of compensating filters would primarily be used for shoulder images?

Boomerrang

Quality Control (QC) testing is used to evaluate digital display monitors in all of the following ways, except

Display luminance response Display resolution Display matrix size Display noise

What form of filtering amplifies high frequencies to increase contrast of large structures?

Edge enhancement

Which of the following combinations will provide better visibility of detail and the least amount of noise in a digital image?

High SNR and high CNR

Which of the following types of patient consent can lead to charges of negligence against a radiographer?

Inadequate consent

Consider the following scenario and determine which would apply. The radiographer receives an order for a chest x-ray on a patient whose name he remembers from high school. He is curious about his former acquaintance's condition and decides to examine the patient's medical history. On discovering that the patient was diagnosed with hepatitis C, he immediately sends a text message to another friend who knows the patient.

Libel and HIPAA violation

Which of the following cells is the least radiosensitive?

Myocytes

Which of the following cells do not undergo cell division, are mature bone cells, and maintain the metabolism of bone tissue?

Osteocytes

Which of the following conditions presents as reduced bone mass?

Osteopenia

Which of the following rib positions are recommended for a patient who complains of left-sided anterior rib pain?

PA and RAO

In a contrast study of the esophagus, which patient position is recommended to best visualize the esophagus projected between the thoracic vertebrae and cardiac anatomy?

RAO

Which of the following is responsible for correcting the brightness and contrast of an image, regardless of the technique used?

Rescaling

Which of the following is visualized in a left posterior oblique position of the cervical spine?

Right intervertebral foramina

Which of the following combination of factors will cause the anode heel effect to be more pronounced?

Smaller anode angle, shorter SID, and larger field size

Centering for the AP projection of the upper airway is at the level of

T1-2

When positioning for a lateral larynx and airway projection, where should the CR enter if the area of interest is the distal larynx and trachea?

T1-2

Which of the following methods of radiation dosimetry is most commonly used for patients and personnel?

TLD

For a properly positioned AP Upright Abdomen, the central ray is directed to

The mid-sagittal plane and two inches superior to the iliac crests.

Which of the following is an advantage of crossed grids?

They have a higher contrast improvement factor than parallel grids

Which type of seizure is sometimes preceded by an aura?

Tonic-clonic seizure

What carpal bone is located in the distal row, second bone in from the radial side?

Trapezoid

Injection of iodinated contrast media may be contraindicated when a patient's creatinine level is

above 2.0 mg/dl

Which of the following is increased when image latitude is decreased during post-processing?

contrast

Quality control testing of digital display monitors should be conducted

daily

Which of the following processing functions increases the sharpness of the details in an image?

edge enhancement

There are many terms related to grids used in radiography. Which term describes the relationship of the lead lines being parallel or angled to each other?

grid focus

The division process of genetic cells is termed

meiosis

For oblique positioning of the cervical spine, why are anterior oblique positions preferred over posterior oblique positions?

reduced thyroid dose

Why would the Swimmer's position be used during an esophagram study to replace the lateral position?

to demonstrate upper esophagus