HESI REMEDIATION 1

What are recommended uses of the digital annotation tool? (Select the four that apply.)

• Entering technical factors.

• Labeling central ray (CR) projection.

• Indicating date or time of the exam.

• Labeling right or left side of anatomy.

• Indicating radiographer performing the exam.

Which standard governs communication between the system that contains the patient’s full medical information and the system that has radiology-specific data?

• Health level 7 (HL-7)

• Hospital information system (HIS)

• Picture archival and communication system (PACS)

• Digital imaging and communication in medicine (DICOM)

To ensure a reduction in irritation to the intestines, which temperature of water should be mixed with the barium on lower gastrointestinal studies?

• Tepid

• Warm

• Hot

• Cold

A patient reports symptoms including itching, rash formation, and difficulty breathing immediately following the administration of intravenous (IV) contrast media. Assuming the patient has had no prior exposure to radiopaque contrast media, what is the most likely cause of these symptoms?

• Anaphylactoid reaction

• Acute bronchospasm

• Acute renal failure

• Allergic reaction

Which type of contrast agent is preferred for low risk and low cost for a patient diagnosed with a possible perforated bowel?

• Barium sulfate suspension, flavored

• Gaseous media in the form of crystals

• Ionic, water soluble, diluted with juice

• Nonionic, water soluble, diluted with juice

Answer explanation

According to Merrill's Atlas, which location represents the correct central ray (CR) placement for an axiolateral oblique mandible projection for the ramus?

• The point of contact between the lips

• The region of interest

• The occlusal plane

• The acanthion

The annual effective dose equivalent limit for infrequent exposures recommended by the National Council on Radiation Protection (NCRP) for a member of the general public is equal to how many millisievert (msv)?

• 5

• 1

• 0.5

• 0.15

Which statements are accurate about control monitoring badges? (Select the two that apply.)

• Measures radiation exposure in the work area

• Should be kept in a distant room from the radiation area

• Should be worn underneath the lead apron during fluoroscopy exams

• Measures background exposure during transportation, handling, and storage

What is the maximum speed of filament electrons as they travel toward the anode?

• The speed of light

• Half the speed of light

• One-fourth the speed of light

• One-eighth the speed of light

Which positioning method is prescribed to demonstrate the right zygomatic arch free of superimposition on an inferosuperior tangential projection?

• Rotate the head to the left with the chin tilted to the right

• Rotate the head to the left with the chin tilted to the left

• Rotate the head to the right with the chin tilted to the right

• Rotate the head to the right with the chin tilted to the left